| RHP3 | Plans of Eglinton Estate | 1789-1790 |
| RHP3/38 | Plan of Mannock (Munnock), Gill, Blackstone and Ladyside Farms No (-) | 1789 |
| RHP3/39 | Plan of Snodgrass Farm No 11 | 1789 |
| RHP3/40 | Plan of Seagate Yard No 12 | 1789 |
| RHP3/41 | Plan of barony of Stone | 1789 |
| RHP3/42 | Plan of Stane Castle Farm (1) | 1789 |
| RHP3/43 | Plan of Stone Moor Farm (2) | 1789 |
| RHP3/44 | Plan of Lawthorn and Mickle Stone Farms (3) | 1789 |
| RHP3/45 | Plan of Littlestone Farm and part of Newton (4) | 1789 |
| RHP3/46 | Plan of barony of Armsheugh | 1789 |
| RHP3/47 | Plan of Laigh Armsheugh Farm (1) | 1789 |
| RHP3/48 | Plan of High Armsheugh Farm (2) | 1789 |
| RHP1031 | Plan of the town of Irvine and adjacent property, Ayrshire | 1819 |
| RHP2048 | Plan of Eglinton and Bartonholm main coal workings | 19th century-20th century |
| RHP2049 | Plan of Eglinton and Bartonholm main coal workings | 19th century-20th century |
| RHP5629 | 1. Bound plans and sections of waterworks etc. for Irvine Corporation including line of conduit from Caaf Resevoir
2. Book of Reference thereto. | 1901 |
| RHP5771 | 1. Bound plans and section of bridge over River Irvien. 2. Book of Reference thereto. 3. Provisional Order. | 1910 |
| RHP8587 | Architectural drawing of Irvine parish church, Ayrshire | 13 May 1891 |
| RHP8588 | Architectural drawing of Irvine parish church before alteration, Ayrshire | 13 May 1891 |
| RHP8589 | Architectural drawing of Irvine parish church, Ayrshire | 20 Apr 1896 |
| RHP8590 | Architectural drawing of Irvine parish church, Ayrshire | 20 Apr 1896 |
| RHP8591 | Architectural drawing of Irvine parish church, Ayrshire | 1896 |
| RHP8592 | Architectural drawing of alterations to Irvine manse, Ayrshire | May 1903 |
| RHP8593 | Architectural drawing of Irvine parish church, Ayrshire | Apr 1896 |
| RHP8594 | Architectural drawing of [Irvine] parish church, Ayrshire | [Early 19th century] |
| RHP10000/AR14 | Plan of the coal and mines of coal under the lands of West Balgray | 1938 |
| RHP10000/AR45 | Plan of the coal and mines of coal under the lands of Lawthorn | 1938 |
| RHP10000/AR56 | Plan of the coal and mines of coal under land in the Parish of Irvine | 1938 |
| RHP10000/AR124 | Plan of the coal and fireclay etc. under the lands of Bourtree Hill and Fencedyke | 1938 |
| RHP10000/AR206 | Plan of the coal and mines of coal under the lands and estate of Annick Lodge | 1938 |
| RHP10000/AR227 | Plan of the coal and mines of coal under lands in the Parishes of Dreghorn, Dundonald, Irvine and Kilmaurs | 1938 |
| RHP10000/AR236 | Plan of the coal and mines of coal under part of the lands of Balgray | 1938 |
| RHP10000/AR269 | Plan of the coal and mines of coal under part of Estate of Ardeer | 1938 |
| RHP10000/AR286 | Plan of the coal and mines of coal under the lands of Towerlands, Perceton and others | 1938 |
| RHP10000/AR328 | Plan of the coal and mines of coal under lands in the Parishes of Dundonald and Irvine | 1938 |
| RHP10000/AR339 | Plan of the coal and mines of coal under lands of Lochwards and Chamberhouses | 1938 |
| RHP10000/AR340 | Plan of the coal and mines of coal under lands of Lochwards and Chamberhouses | 1938 |
| RHP10000/AR355 | Plan of the coal and fireclay &c. under (1) part of the farm of Eglinton Mains and (2) the lands of Bartonholm, Blacklands, Nethermains, Stoneyflat, Bridgend, part of Dirrans, Snodgrass, Longford, Bogside and part of the Eglinton Policy and (3) the lands of High Moncur and Mid Moncur, Corsehillmuir Plantation Cround and part of the lands of Weirston | 1938 |
| RHP10000/AR356 | Plan of the coal and fireclay &c. under (1) part of the farm of Eglinton Mains and (2) the lands of Bartonholm, Blacklands, Nethermains, Stoneyflat, Bridgend, part of Dirrans, Snodgrass, Longford, Bogside and part of the Eglinton Policy and (3) the lands of High Moncur and Mid Moncur, Corsehillmuir Plantation Cround and part of the lands of Weirston | 1938 |
| RHP10000/AR357 | Plan of the coal and fireclay &c. under (1) part of the farm of Eglinton Mains and (2) the lands of Bartonholm, Blacklands, Nethermains, Stoneyflat, Bridgend, part of Dirrans, Snodgrass, Longford, Bogside and part of the Eglinton Policy and (3) the lands of High Moncur and Mid Moncur, Corsehillmuir Plantation Cround and part of the lands of Weirston | 1938 |
| RHP10000/AR358 | Plans of the coal, shale, ironstone and fireclay under parts of the lands of Fergushill | 1938 |
| RHP10000/AR358/1 | Plan of the coal, shale, ironstone and fireclay under parts of the lands of Fergushill | 1938 |
| RHP10000/AR358/2 | Plan of the coal, shale, ironstone and fireclay under parts of the lands of Fergushill | 1938 |
| RHP10000/AR359 | Plan of the coal and mines of coal under lands in Parishes of Irvine and Kilwinning | 1938 |
| RHP12096 | Architectural plan of ground floor of Eglinton Hotel, Irvine. | 1884 |
| RHP13044/25 | Plan of the Town of Irvine | 1819 |
| RHP13054 | Sketch plan of Irvine Harbour: 1891. | 1891 |
| RHP16937 | Architectural plan, section and elevation of Dreghorn Station (Glasgow, Paisley, Kilmarnock and Ayr Railway). | 1850 |
| RHP16939 | Plan and section of public road at Dreghorn Station (Glasgow, Paisley, Kilmarnock and Ayr Railway). | 1850 |
| RHP16962 | Plan of Irvine Station (Glasgow and South Western Railway). | 1861 |
| RHP17001 | Plan of coal workings near line of the Glasgow and South Western Railway at Bartonholm and Bogend. | 1868 |
| RHP20171 | Plan of Annick Lodge estate | 1885 |
| RHP31885 | Plan of estate of Doura and part of lands of Balgray, showing coal workings. | 1843 |
| RHP33272 | Plans of Sourlie Coal Pit, showing site and leasehold areas: 1947 or post | 1947 |
| RHP33273 | Plans of Sourlie Coal Pit, showing site and leasehold areas: 1947 or post | 1947 |
| RHP33274 | Plans of Sourlie Coal Pit, showing site and leasehold areas: 1947 or post | 1947 |
| RHP33275 | Plans of Sourlie Coal Pit, showing site and leasehold areas: 1947 or post | 1947 |
| RHP33419 | Plan of colliery leasehold areas between Irvine and Kilwinning: 1947 or post | 1947 |
| RHP33662 | Ordnance Survey 6 inch plan marked to show colliery land and leasehold areas round Irvine, Dreghorn, Dundonald and Kilmarnock: 1947 or post | 1947 |
| RHP33663 | Plan of colliery leasehold areas, pit sites and pertaining property between Dreghorn and Roseholm: 1947 or post | 1947 |
| RHP33674 | Ordnance Survey 6 inch plan marked to show colliery property and leasehold areas in and round Kilwinning, Irvine, Dreghorn, Newfield House and Annandale Collieries: 1947 or post | 1947 |
| RHP34099 | Ordnance Survey 6 inch plan marked to show lines, including junctions between Kilwinning and Irvine, of Glasgow and South Western and Lanarkshire and Ayrshire Railways. | 1918 |
| RHP34795/1-4 | 1. Plan and section of proposed branch from the Glasgow, Paisley, Kilmarnock and Ayr Railway near the crossing of the River Irvine to the Johnstone and Ardrossan Railway at the west end of the Broom Embankment. 2. Books of reference | 1838 |
| RHP34798/1-2 | 1. Plan and section of proposed branch from the Glasgow, Paisley, Kilmarnock and Ayr Railway near the crossing of the River Irvine to the Johnstone and Ardrossan Railway at the west end of the Broom Embankment. 2. Duplicate | 1839 |
| RHP34860/1-4 | 1. Bound plans and sections of the Perceton Branch of the Ardrossan Railway from Millburn to Percenton Colliery.
2. Book of reference 3-4. Duplicates of 1-2 | 1851 |
| RHP34924 | Bound plans and sections of proposed works at Irvine Harbour. | 1869 |
| RHP34930/1-4 | 1. Bound plans and sections of Irvine Harbour proposed new works, with marked Ordnance Survey 1 inch map.
2. Book of reference and gazette notice
3-4. Duplicates of 1-2 | 1872 |
| RHP34936/1-4 | 1. Bound plans and sections of Irvine Burgh Improvement Scheme including proposed weir and footbridge across the River Irvine, and proposed street widenings. 2. Gazette notice and book of reference 3-4. Duplicates of 1-2 | 1895 |
| RHP34956 | Plans and sections of the Stewarton and Irvine Railway, with book of reference, Ayrshire | 1873 |
| RHP34956/1 | Plans and sections of the Stewarton and Irvine Railway including book of reference, Ayrshire | 1873 |
| RHP34956/1/1 | Front cover of book of plans and sections of the Stewarton and Irvine Railway, Ayrshire | 1873 |
| RHP34956/1/2 | Title page of plans and sections of the Stewarton and Irvine Railway, Ayrshire | 1873 |
| RHP34956/1/3 | Book of reference relating to plans and sections of the Stewarton and Irvine Railway, Ayrshire | 1873 |
| RHP34956/1/4 | Ordnance Survey 1 inch Map, (Kilmarnock, Sheet 22) | 1873 |
| RHP34956/1/5 | Plans and sections of the Stewarton and Irvine Railway, Ayrshire | 1873 |
| RHP34956/1/6 | Plans and sections of the Stewarton and Irvine Railway, Ayrshire | 1873 |
| RHP34956/1/7 | Plans and sections of the Stewarton and Irvine Railway, Ayrshire | 1873 |
| RHP34956/2 | Plans and sections of the Stewarton and Irvine Railway including book of reference, Ayrshire | 1873 |
| RHP34956/2/1 | Front cover of book of plans and sections of the Stewarton and Irvine Railway, Ayrshire | 1873 |
| RHP34956/2/2 | Title page of plans and sections of the Stewarton and Irvine Railway, Ayrshire | 1873 |
| RHP34956/2/3 | Book of reference relating to plans and sections of the Stewarton and Irvine Railway, Ayrshire | 1873 |
| RHP34956/2/4 | Ordnance Survey 1 inch Map, (Kilmarnock, Sheet 22) | 1873 |
| RHP34956/2/5 | Plans and sections of the Stewarton and Irvine Railway, Ayrshire | 1873 |
| RHP34956/2/6 | Plans and sections of the Stewarton and Irvine Railway, Ayrshire | 1873 |
| RHP34956/2/7 | Plans and sections of the Stewarton and Irvine Railway, Ayrshire | 1873 |
| RHP34956/3 | Book of reference relating to plans and sections of the Stewarton and Irvine Railway, with book of reference, Ayrshire | 1873 |
| RHP34967/1-4 | 1. Bound plans and sections of Glasgow and South-Western Railway, including works at Kilmarnock and land to be acquired at Girvan, Kilwinning, Holm Junction, and Dreghorn: 1881 2. Book of reference 3-4. Duplicates | 1881 |
| RHP34975/1-3 | 1. Bound plans and sections of the Lanarkshire and Ayrshire Railway deviations, including the line from Kilwinning to near Irvine, with marked Ordnance Survey 1 inch map. 2. Book of reference thereto
3. Duplicate of 1 | 1885 |
| RHP35001/1-3 | 1. Ordnance Survey. 6 inch plan (Ayrshire, sheet XVII) marked to show area of supply of Irvine Electric Lighting. 2. Provisional order for Irvine Electric Lighting 3. Gazette notice | 1903 |
| RHP35016/1-6 | 1. Bound plans and sections of Irvine Burgh showing bridge over River Irvine. 2. Book of reference and gazette notice
3. Draft provisional order thereon 4-6. Duplicates | 1910 |
| RHP35030 | Map 'referred to in the section of the Irvine Harbour Order, 1920, whereof the marginal note is "Transfer of Harbour Undertakings".' | Apr 1920 |
| RHP35062 | Plan and sections of water connections to be built into sump wall, R.O.F. Irvine: H.M. Office of Works, Engineering Division. | 1938 |
| RHP35068/1-2 | 1. Plan of locus in case of [accident to ?] Peter Ryan showing Irvine and Bogside Area. 2. Duplicate | 1946 |
| RHP35076 | Plan and sections of the coal workings in Redburn Coal Pit. | 19th century |
| RHP35658 | Plan of proposed drainage in the burgh of Irvine. | 1869 |
| RHP38311/35 | L.M.S. Railway, Northern Section: Gradient profiles, stations etc. | 1932 |
| RHP38311/36 | L.M.S. Railway, Northern Section: Gradient profiles, stations etc. | 1932 |
| RHP39010 | Ordnance Survey 1/2500 plan marked to show properties adjoining line between Irvine and Kilwinning (Glasgow And South Western Railway). | 1916 |
| RHP39157 | Ordnance Survey 6 inch plan (Ayrshire sheets XVI and XVII), marked to show mineral works and proprietors of land in and near Irvine. | 1883 |
| RHP39430/1-2 | 1. Architectural plan, section and elevation of shed at Irvine Goods Yard, with details of platform and railway gates fitted to the shed (British Railways). 2. Duplicate | c 1960 |
| RHP40461 | 1. Bound plan of lands to be acquired at Bogside Station and near Dumbreck Road by Glasgow and South Western Railway. 2. Book of reference 3-4. Duplicates of nos 1-2 | 1900 |
| RHP43611 | Plans of Longford Misk Colliery and part of the lands of Snodgrass, reduced from plan of 1820, Ayrshire | 1841 |
| RHP43611/1 | Plan of Longford Misk Colliery and part of the lands of Snodgrass, reduced from plan of 1820, Ayrshire | 1841 |
| RHP43611/2 | Plan of Longford Misk Colliery and part of the lands of Snodgrass, reduced from plan of 1820, Ayrshire | 1841 |
| RHP43612 | Plans of Longford Misk Colliery, giving names of colliery roads. based on plan of 1820, Ayrshire | 1841 |
| RHP43612/1 | Plan of Longford Misk Colliery, reduced from plan of 1820, Ayrshire | 1841 |
| RHP43612/2 | Plan of Longford Misk Colliery, reduced from plan of 1820, Ayrshire | 1841 |
| RHP43745 | Plan of lands of the manor place of Bourtreehill and Fencedyke. based on plan of 1818 | 1826 |
| RHP43749 | 1-2. Plans of Broomlands, Sevenacres and adjacent lands including town of Irvine and village of Dreghorn. (copied 1843) based on plans of 1826 | 1842 |
| RHP43800 | Plan of coal company leasehold areas between Irvine and Kilwinning. | 1947 |
| RHP44861 | Architectural site plan and elevation of John Findlay's house in High Street of Irvine near the Tolbooth. | 1740 |
| RHP44862 | Plan of part of High Street of Irvine, Ayrshire | 1740 |
| RHP44863 | Architectural plan of William Thomson's house in High Street of Irvine. | 1740 |
| RHP46678 | 1. Bound plans of land required by Glasgow and South Western Railway at Bogside Station and at Drumbeck (book of reference and Gazetter notice attached) 2. Duplicate of no. 1 | November 1900 |
| RHP46803 | Ordnance Survey 6 inch plan (No.2) marked to show lands at Fullarton Moor referred to in petition of Duke of Portland for authority to feu | 2 Mar 1881 |
| RHP46915 | 1. Plan (marked 'No.1, Surface') of Eglinton and Bartonholm coalfields belonging to Earl of Eglinton and Col. Fullarton of Fullarton respectively
2. Duplicate of no. 1 | 10 Sep 1841 |
| RHP46916 | 1. Plan (marked 'No.2, Surface') of Eglinton and Bartonholm coalfields, with details additional to RHP46915
2. Duplicate of no. 1 | 31 Aug 1841 |
| RHP47757 | Bound plans and sections of Glasgow Paisley Kilmarnock and Ayr Railway Irvine and Busbie Branch: line from Irvine Station to Busbie Station, with branch to Perceton Colliery | 1845 |
| RHP48765 | Book of reference to plans for construction of weir, footbridge and street improvements in Irvine: November 1895 | 1895 |
| RHP48766 | 1. Bound plans and section showing proposed bridge over River Irvine and access roads
2. Book of reference
3-4. Duplicates of nos.1-2 | Mar 1910 |
| RHP48805 | Bound plans and sections of Lanarkshire and Ayrshire Railway (Deviations) showing line from Kilwinning to Kidsneuk, Irvine, and branch to Glengarnock Steel Works (Gazette notice and book of reference bound in) | Nov 1885 |
| RHP75704 | Ordnance Survey 6 inch plan (Ayrshire, sheet XII.SW) marked to show farm boundaries | [1944-1955] |
| RHP75709 | Ordnance Survey 6 inch plan (Ayrshire, sheet XII.SE) marked to show farm boundaries | [1944-1955] |
| RHP75726 | Ordnance Survey 6 inch plan (Ayrshire, sheet XVI.SE) marked to show farm boundaries | [1944-1955] |
| RHP75727 | Ordnance Survey 6 inch plan (Ayrshire, sheet XVI.NE) marked to show farm boundaries | [1944-1955] |
| RHP75729 | Ordnance Survey 6 inch plan (Ayrshire, sheet XVI.NE) marked to show farm boundaries | [1944-1955] |
| RHP75730 | Ordnance Survey 6 inch plan (Ayrshire, sheet XVI.NE) marked to show farm boundaries | [1944-1955] |
| RHP75731 | Ordnance Survey 6 inch plan (Ayrshire, sheet XVI.SE) marked to show farm boundaries | [1944-1955] |
| RHP75733 | Ordnance Survey 6 inch plan (Ayrshire, sheet XVII.NW) marked to show farm boundaries | [1944-1955] |
| RHP75734 | Ordnance Survey 6 inch plan (Ayrshire, sheet XVII.NW) marked to show farm boundaries | [1944-1955] |
| RHP75735 | Ordnance Survey 6 inch plan (Ayrshire, sheet XVII.NE) marked to show farm boundaries | [1944-1955] |
| RHP75736 | Ordnance Survey 6 inch plan (Ayrshire, sheet XVII.NE) marked to show farm boundaries | [1944-1955] |
| RHP75737 | Ordnance Survey 6 inch plan (Ayrshire, sheet XVII.SW) marked to show farm boundaries | [1944-1955] |
| RHP75739 | Ordnance Survey 6 inch plan (Ayrshire, sheet XVII.SW) marked to show farm boundaries | [1944-1955] |
| RHP75755 | Ordnance Survey 6 inch plan (Ayrshire, sheet XII.SE) marked to show farm boundaries | [1944-1955] |
| RHP84294 | Plan of land near Duntonknoll Quarry and former Lanarkshire and Ayrshire Railway at Irvine (London Midland and Scottish Railway) | 25 Sep 1925 |
| RHP84313 | Architectural plan of Bank Street station premises, Irvine (London Midland and Scottish Railway) | [c 1923] |
| RHP84433 | Copy plan of ground adjoining Lanarkshire and Ayrshire Railway at Irvine Station | 14 Jun 1920 |
| RHP84592 | Architectural plan, elevation and section, with site plan, of proposed alterations to workmen's houses at No. 72 Montgomery Street, Irvine (London Midland and Scottish Railway) | [c 1923] |
| RHP86383 | Section of Irvine-Busbie branch through property of Thomas Young lying between Irvine Water and Annick (Annack) Water (Glasgow Paisley Kilmarnock and Ayr Railway) | 1846 |
| RHP86489 | Ordnance Survey 1/2500 plan marked between Kilwinning and Irvine to show land acquisition details and railway boundaries (Glasgow And South Western Railway) | 12 Aug 1916 |
| RHP87333 | Plan of properties and railway lines at Irvine Harbour [Glasgow and South Western Railway] | [1868] |
| RHP87372 | Architectural plan, elevation and sections of goods shed in connection with alterations at Irvine Goods Station (Glasgow and South Western Railway) | 1896 |
| RHP87414 | Sections of Busbie branch [Glasgow and South Western Railway] | [c 1923] |
| RHP87445 | Section from Irvine towards Gailes [Glasgow and South Western Railway] | 26 Mar 1864 |
| RHP87780 | Plan of Irvine Station (Glasgow and South Western Railway): 1898, corrected August 1907 | 1898-1907 |
| RHP87793 | Architectural plan, elevations and sections of workshops at Irvine (Glasgow and South Western Railway) | 1894 |
| RHP87794 | Architectural plans, elevations and sections of proposed alterations and additions for stores at Irvine Station (Glasgow and South Western Railway) | [c 1894] |
| RHP87811 | Plan of Irvine Harbour branch (Glasgow Paisley Kilmarnock and Ayr Railway) | [c 1850] |
| RHP87813-87814 | Architectural plans of fitting shop at Irvine Workshops showing proposed arrangement of machines (Glasgow and South Western Railway) | 1 Feb 1904 |
| RHP87835 | Plan of Irvine Station (Glasgow and South Western Railway) | [1892] |
| RHP87874 | Plan of Bogside Station (Glasgow and South Western Railway): [1891], corrected August 1922 | [1891]-1922 |
| RHP87913 | Plan of line in Irvine between Montgomery Street and Shipyard showing boundaries (Glasgow and South Western Railway) | [1919] |
| RHP87944 | Architectural elevations and sections of proposed alterations to stairway at Irvine Station (Glasgow and South Western Railway) | 1876 |
| RHP87991 | Architectural plan and elevations of Bogside Station buildings on down side [London Midland and Scottish Railway] | [c 1923] |
| RHP87993 | Architectural plan of smithy at Irvine Workshops (Glasgow and South Western Railway) | [c 1923] |
| RHP88127-88128 | Architectural plans of Irvine Workshops (London Midland and Scottish Railway) | [c 1923] |
| RHP88174 | Architectural blueprint plan, elevation and section showing proposed arrangement of machinery at Saw Mill and Joiners' Shop, Irvine Workshops (Glasgow and South Western Railway) | [c 1923] |
| RHP89741 | Plan and sections of proposed new works at Irvine Harbour (Gazette notice attached) | 24 Sep 1866 |
| RHP89742 | Bound plans and sections of proposed new works at Irvine Harbour (Gazette notice bound in) | Nov 1869 |
| RHP89744 | 1. Bound plans and sections of proposed new works at Irvine Harbour (book of reference and Gazette notice bound in)
2. Duplicate of no.1 | Nov 1872 |
| RHP89753 | 1. Bound plans and sections of Irvine Burgh Improvement, including proposed weir and footbridge across River Irvine and proposed street widenings
2. Book of reference (Gazette notice bound in)
3. Duplicate of no.1 | Nov 1895 |
| RHP89762 | 1. Ordnance Survey 6 inch plan marked to show area of supply of Irvine Burgh Electric Lighting
2. Gazette notice | Nov 1902 |
| RHP89786 | 1. Bound plan and sections of Perceton branch of Ardrossan Railway from Millburn to Perceton Colliery
2. Book of reference (Gazette notice and standing orders bound in)
3. Duplicate of no.1 (Damaged) | Nov 1851 |
| RHP89806 | 1. Bound plans and sections of Stewarton and Irvine Railway from junction with Glasgow and Kilmarnock Joint Line at Cocklebee Farm to Irvine (book of reference and Gazette notice bound in)
2. Duplicate of no.1
3. Duplicate of no.1 (lacks Gazette notice)
4. Duplicate book of reference (Gazette notice bound in) | Nov 1872 |
| RHP89812 | 1. Bound plans and sections of Glasgow and South Western Railway works comprising new arch under Bonnyton road and acquisition of land at Kilwinning, Holm Junction, Girvan and Dreghorn (book of reference, with Gazette notice bound in, attached)
2. Duplicate of no.1 | Nov 1881 |
| RHP89816 | Bound plans and sections of Lanarkshire and Ayrshire Railway deviations, including line from Kilwinning to near Irvine | Nov 1885 |
| RHP95330 | 1. Bound plans and sections of land to be acquired by Glasgow and South Western Railway at Bogside Station and Dumbreck (book of reference, Gazette notice bound in, attached): November 1900
2. Duplicate of no.1
(Damaged) | Nov 1900 |
| RHP96420 | Ordnance Survey 6 inch plan (Ayrshire, sheet XII.SW) coloured to show classification of land | [1944-1955] |
| RHP96421 | Ordnance Survey 6 inch plan (Ayrshire, sheet XII.SE) coloured to show classification of land | [1944-1955] |
| RHP96430 | Ordnance Survey 6 inch plan (Ayrshire, sheet XVI.NE) coloured and marked to show classification of land | [1944-1955] |
| RHP96431 | Ordnance Survey 6 inch plan (Ayrshire, sheet XVI.SE) coloured and marked to show classification of land | [1944-1955] |
| RHP97516 | Ordnance Survey 6 inch plan (Ayrshire, sheet XVII.SW) coloured to show classification of land | [1944-1954] |
| RHP117121 | Technical drawing of bridge no.1 carrying quarry road over railway near Irvine (London Midland & Scottish Railway) | [c1933] |
| RHP121756 | Drawing showing longitudinal section of main line between Ayr and Dalry. (Glasgow, Paisley Kilmarnock & Ayr Railway) | 1837 |
| RHP126126 | Hand coloured contract drawing showing details of steelwork for bridge over River Irvine near Irvine on Irvine and Busbie Branch (Glasgow & South Western Railway): 1876 annotated with the signatories to the contract | 1876 |
| RHP126127 | Drawing showing renewal of Beam Blocks for bridge over Church Street, Irvine (Glasgow & South Western Railway) | 1884 |
| RHP126128 | Hand coloured drawing showing elevation, plan and sections of bridge over railway [No 20] near Bogside Station. (Glasgow & South Western Railway) | c 1890 |
| RHP126129 | Hand coloured drawing of Verandahs at Irvine. (Glasgow and South Western Railway) | 1877 |
| RHP126131 | Drawing showing plan of railway workshops at Irvine (London Midland and Scottish Railway) | 1934 |
| RHP126132 | Drawing showing elevation, plan and section of bridge No 23 at Irvine Station - reconstruction of Up Platform. (London Midland and Scottish Railway) | 1923-1947 |
| RHP127272 | Drawing showing renewal of Beam Blocks for bride over Cart Road [No 18] between Byrehill Junction and Irvine at 27½ miles 1135 yards (Glasgow and South Western Railway) | 1879 |
| RHP127273 | Hand coloured contract drawing showing elevation, plan sections and details of ironwork for bridge over River Annick at Milngarholm, Irvine on Busbie Branch (Glasgow and South Western Railway): 1876 annotated with the signatories to the contract 10 October 1876 | 1876 |
| RHP129222 | Contract drawing showing elevation, plan and sections of bridge over River Annick at Broomlands on Irvine and Busbie Railway. (Glasgow and South Western Railway): 1876 annotated with the signatories to the contract 10 October 1876 | 1876 |
| RHP129249 | Drawing showing plan and sections of bridge at Annick Lodge near 28¾ mile post (Glasgow and South Western Railway) | 1887 |
| RHP129252 | Drawing showing details of iron work for bridge under railway at Bartonholm between Kilwinning and Irvine (Glasgow and South Western Railway) | 1869 |
| RHP130653 | Elevations, plans and sections of bridge over railway at Bogside Station, Irvine (Glasgow and South Western Railway). | 1889 |
| RHP130805 | Elevation, plan and sections of bridge No 21 (Queens Bridge) over River Irvine (London Midland and Scottish Railway). | 1932 |
| RHP130806 | Elevation and cross sections for centering and concrete construction as a result of flood damage to bridge No 21 over River Irvine at Irvine (London Midland and Scottish Railway). | 1932 |
| RHP135221 | Hand tinctured elevation, plans and sections of a bridge to be built under the Annack Contract over the parish road (from Sourlie to Auchenharvie) by Standup (Dalry to Kilmarnock Branch Railway), (Glasgow, Paisley, Kilmarnock & Ayr Railway Company) | 1841 |
| RHP135222 | Hand tinctured elevation, plans and sections of a bridge to be built under the Annack Contract under the road (from Annick Lodge toi Cunninghamhead Bridge) by Roading Hill (Dalry to Kilmarnock Branch Railway), (Glasgow, Paisley, Kilmarnock & Ayr Railway Company) | 27 March 1841 |
| RHP135223 | Hand tinctured elevation, plans and sections of a bridge to be built under the Annack Contract over the River Annack (now the River Annick), (Dalry to Kilmarnock Branch Railway), (Glasgow, Paisley, Kilmarnock & Ayr Railway Company) | 27 March 1841 |
| RHP135421 | Elevation, plan and sections of a bridge to be built under the Busbie Contract (Irvine & Busbie Railway) under the parish road to Towerland, (Glasgow, Paisley, Kilmarnock & Ayr Railway Company), (Glasgow & South Western Railway Company) | 15 August 1846 |
| RHP135422 | Elevation, plan and sections of a timber bridge or viaduct to be built under the Busbie Contract (Irvine & Busbie Railway) over the Annick Water (just east of boundary with Dreghorn parish), (Glasgow, Paisley, Kilmarnock & Ayr Railway Company), (Glasgow & South Western Railway Company) | 15 August 1846 |
| RHP135429 | Hand tinctured plan showing the route of the Irvine & Busbie Railway to be built under the Busbie Contract from Little Broomland to Busbie Station, (Glasgow, Paisley, Kilmarnock & Ayr Railway Company), (Glasgow & South Western Railway Company) | 15.8.1846 |
| RHP140833 | Architectural drawing of workshops at Irvine, London Midland & Scottish Railway | c 1950 |
| RHP141330 | Plans of lands of Bourtreehill and Rozelle, Ayrshire | Feb 1774 |
| RHP141330/1 | Plan of Bourtreehill and Broomlands, Irvine | Feb 1774 |