| RHP5508 | Plan of the estate of Dryburgh and Holmes | 1839 |
| RHP5669 | Bound plans and sections of Melrose District Water supply from proposed reservoir at Lindean Moor.
(Book of Reference bound in.) | 1904 |
| RHP7190 | Architectural drawing of St Boswells parish church, Roxburghshire | Jun 1835 |
| RHP7191 | Architectural drawing of St Boswells parish church, Roxburghshire | 30 May 1835 |
| RHP7192 | Architectural drawing of St Boswells parish church, Roxburghshire | [1836] |
| RHP7193 | Architectural drawing of St Boswells school and schoolhouse, Roxburghshire | [1836] |
| RHP7194 | Architectural drawing of St Boswells manse and offices, Roxburghshie | 1865 |
| RHP7195 | Architectural drawing of St Boswells manse and offices, Roxburghshire | 1866 |
| RHP7196 | Architectural drawing of house and shop in St Boswells, Roxburghshire | Jul 1836 |
| RHP9628 | [Plan of Whiterigg Farm] | [1859] |
| RHP9644 | Plan of St. Boswells Green and adjoining property | 1839 |
| RHP9645 | Plan of Whitelee and Newtown Mill | [1859] |
| RHP15490/8 | Plan no.8 of the eastern extension line of the Caledonian Railway | 1845 |
| RHP18319 | Plan (3 copies) of the Kelso branch near Kelso Junction marked to show overflows, drawn in connection with slip of road embankment on trunk road A68 (British Railways). | 1956 |
| RHP18450 | Plan for permanent way renewal at Charlesfield Halt (British Railways). | 1961 |
| RHP20392 | Plan and elevation of air pump condenser for Messrs. A. Hall & Sons, St. Boswell's | 1891 |
| RHP22088 | Plan of farm of Whinfield | Late 19th century |
| RHP22089 | Plan of farm of Northfield | Late 19th century |
| RHP22091 | Plan of Mertoun estate | 1922 |
| RHP22530 | Particulars of sale and plan of the estate of Mertoun, the property of the trust estate of Rt. Hon. Lord Polwarth | 1912 |
| RHP31630 | Ordnance Survey 6 inch plan (Roxburghshire sheet VIII), marked between Eildon Hall and Whitelee (2 copies, with minor variations). | 1861 |
| RHP31670 | Plan of ground near Newtown St. Boswells proposed to be acquired by the North British Railway for the Hawick branch. | |
| RHP33387 | Plan of sites of colliery company property near St. Boswells and Maxton Station: 1947 or post | 1947 |
| RHP34651 | Plan of the twenty husband lands of Newtown St. Boswells (New Town of Eilden). | 1749 |
| RHP36516/1-3 | 1. Diagram of Kelso branch (London And North Eastern Railway, Scottish Area). 2. Memorandum recommending proposed introduction of motor economic system of maintenance at Kelso (draft and four copies). 3. Estimate for road motor system | 1932 |
| RHP36847/1-2 | 1. Plan (Scheme No.1) concerning the proposed closure of Ravenswood Junction and Kelso Junction Signal Boxes, St Boswells (London And North-Eastern Railway, Scottish Area). 2. Plan of Scheme No. 2 for this closure | 1939 |
| RHP38790 | Tract diagram of Kelso Junction. | c 1945 |
| RHP38794 | Track diagram of St Boswells Station. | c 1945 |
| RHP38854 | Track diagrams showing signal boxes and sheds at St Boswells. | c 1950 |
| RHP38899 | Track diagram of Charlesfield, Roxburghshire | [c 1950] |
| RHP38915 | Plan of St Boswells Signal box in connection with proposed removal of Kelso Branch (British Railways). | 1968 |
| RHP39019 | Ordnance Survey 1/2500 plan (Roxburghshire sheet VIII.12), marked to show pipe for water supply to Mainhill Farm. | 1933 |
| RHP39078 | Ordnance Survey 1/2500 plan (Roxburghshire sheet VIII.12, Berwickshrie sheet XXX. 15), marked to show flooding, and termination of an arrangement concerning the water supply at Mainhill Farm. | 1833 |
| RHP40736 | 1. Bound plans and sections (with book of reference bound in) of proposed water works for Melrose and District.
2. Provisional Order 3. Duplicate of No. 1 | 1903 |
| RHP40973 | Architectural plans, elevations, section and site plan of St. Modan's Church Manse, St. Boswells, showing alterations and renovations. | 15 Jun 1951 |
| RHP41023 | Plan (draft, based on Ordnance Survey) of rights of way in Melrose District. | Jan 1974 |
| RHP42251 | Plan of ground [at Thornielaw] taken off property of Lord Polwarth for the Hawick branch of the North British Railway. | 1848 |
| RHP42769 | Plan of houses in St. Boswells (Lessudden) with enlarged plan of well door. | 26 August 1869 |
| RHP79453 | Ordnance Survey 6 inch plan (Roxburghshire, sheet VIII; Selkirkshire, parts of sheets VIII & XII) coloured and marked to show types of farming and farm boundaries | [1944-1955] |
| RHP79454 | Ordnance Survey 6 inch plan (Roxburghshire, sheet IX; Berwickshire, parts of sheets XXX, XXXI & XXXII) coloured and marked to show types of farming and farm boundaries | [1944-1955] |
| RHP79457 | Ordnance Survey 6 inch plan (Roxburghshire, sheets XII & XIIA; Selkirkshire, parts of sheets XII & XVI) coloured and marked to show types of farming and farm boundaries | [1944-1955] |
| RHP84268 | Plan of site of former station at St Boswells [British Railways] | [c 1969] |
| RHP93486 | Plan of proposed housing development between St Boswells and Newtown St Boswells | [c 1900] |
| RHP93500 | Plan of St Boswells Green and adjoining property, with table of contents | 1839 |
| RHP93524 | Ordnance Survey 6 inch plan (Roxburghshire, sheet V, 3 copies) marked to show area of water supply and burgh boundary of Melrose | [Late 19th century] |
| RHP93532 | Plan of water supply in area of Camieston, including cistern to kennels at [St Boswells] | [Late 19th century] |
| RHP93545 | Part Ordnance Survey 6 inch plan marked to show water supplies between Eildon Hall and the kennels at St Boswells, as referred to in Mr Sullie's report | Mar 1871 |
| RHP93556 | Tracing plan of Newtown St Boswells marked to show ground for unidentified use | 1872 |
| RHP93611 | Plan of St Boswells Burn between St Boswells Green and St Boswellsbank, adjacent to North British Railway, Kelso Branch | [c 1900] |
| RHP93641 | Plan of land at Newtown St Boswells adjacent to [North British Railway] line | [c 1900] |
| RHP93687 | Sketch plan of stables and kennels of Buccleuch Hunt at [Newtown St Boswells] | [c 1900] |
| RHP93688 | Architectural plans and elevations (no.2 with flap overlay) of stables for Buccleuch Hunt at [Newtown St Boswells] | [Late 19th century] |
| RHP93706 | Plan of entrance to grounds of [Eildon Hall], showing outline of adjacent lodge | [1872] |
| RHP93719 | Architectural plan of drawing room and library of Eildon Hall | 30 Dec 1862 |
| RHP93778 | Duplicate Ordnance Survey 6 inch plan (2, Roxburghshire, sheet V) marked to show area of water supply and burgh boundary of Melrose | [Late 19th century] |
| RHP97687 | Ordnance Survey 6 inch plan (Roxburghshire, sheet VIII; Berwickshire, part of sheet XXX; Selkirkshire, parts of sheets VIII & XII) coloured to show classification of land | [1944-1954] |
| RHP97688 | Ordnance Survey 6 inch plan (Roxburghshire, sheet IX) coloured to show classification of land | [1944-1954] |
| RHP117187 | Plan of land near Hiltonshill, St Boswells, acquired for Kelso Branch of North British Railway | 1847 |
| RHP140920 | Plan of lordship and barony of Melrose | 1820 |
| RHP142375 | Architectural drawing of St Boswells Parish Church, Roxburghshire | 1903 |
| RHP142376 | Plan of ground at 'The Retreat', St Boswells, Roxburghshire | mid 20th cent |
| RHP143488 | Plan of the proposed elimination of St Boswell's North and Kelso Junction signal boxes. | 1965 |