| GD112/16/8/11 | Robertson's report of Netherlorn, Argyll | 1796 |
| RHP571 | Plan of the Island of Luing, Argyll | 1847 |
| RHP892 | Plan of the estate of Ardencaple belonging to Col McDougal | 1841 |
| RHP950 | Ordnance Survey 6 inch plan of Seil: 1875. | 1875 |
| RHP964/4 | Sketch plan of Netherlora, Argyll | [Late 18th - Early 19th Century] |
| RHP968/3 | Sketch plan of park at Easdale House, Argyll | 1843 |
| RHP968/8 | Plan of a walk from Ardmaddy to Ardshellach, Argyll | 20 Dec 1861 |
| RHP969 | Architectural drawings of Dunmore Farm House, Easdale | [1840-1890] |
| RHP969/1 | Dunmore Farm House, Easdale: plan of upper floor | [1840-1890] |
| RHP969/2 | Dunmore Farm House, Easdale: plan of ground floor | [1840-1890] |
| RHP969/3 | Dunmore Farm House, Easdale: north west and south east elevations | [1840-1890] |
| RHP969/4 | Dunmore Farm House, Easdale:north east and south west elevations | [1840-1890] |
| RHP970/3 | Architectural drawings of Ballachuan Steading, Argyll | [mid 19th Century] |
| RHP970/3/1 | Ballachuan Steading, Argyll: plan of steading no 1 | [mid 19th Century] |
| RHP970/3/2 | Ballachuan Steading, Argyll: Plan and elevations of steading no 2 | [mid 19th Century] |
| RHP970/5 | Elevation of quarriers cottages at Ellanbeich, Argyll | Apr 1856 |
| RHP970/6 | Architectural drawing of Ardlarach Steading, Argyll | [19th century] |
| RHP970/19 | Architectural drawing of Kilchatton Farm Steading, Argyll | nd |
| RHP970/24 | Architectural drawing of six cottages to be built at Ellanbeich Distillery, Argyll | 4 Apr 1856 |
| RHP972/1 | Part Ordnance Survey 6 inch plan (Sheet CXXI) | 1871 |
| RHP972/5 | This record has been recatalogued and is now referenced as GD112/16/8/11 | 1796 |
| RHP975/1 | Plan of the lands of Seil, Luing and Netherlorn, Argyll | Apr 1787 |
| RHP975/2 | Surveyor's book relating to plan of the lands of Seil, Luing and Netherlorn, Argyll | Apr 1787 |
| RHP5459 | Bound plan and section of work on slipways at Cuan ferry. | 1951 |
| RHP12701 | Plan of Yate [on the island of Seil] | 1870 |
| RHP30425 | Architectural plans, elevation and sections of Ardmaddy House. | 1924 |
| RHP38009 | Architectural plan, elevation and sections of a boat-house at Ardmaddy. | [late 18th century] |
| RHP40672 | Plan of Kilbrandon Free Church, Argyll | 1852 |
| RHP40675 | Architectural ground plan of Kilbrandon and Kilchrenan Free Churches. | 1854 |
| RHP76180 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXI.NW) marked to show farm boundaries | [1944-1954] |
| RHP76181 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXI.NE) marked to show farm boundaries | [1944-1954] |
| RHP76182 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXI.SE) marked to show farm boundaries | [1944-1954] |
| RHP76183 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXII.NW) marked to show farm boundaries | [1944-1954] |
| RHP76185 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXII.SW) marked to show farm boundaries | [1944-1954] |
| RHP76198 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXIX.SE) marked to show farm boundaries | [1944-1954] |
| RHP76199 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXX.NW) marked to show farm boundaries | [1944-1954] |
| RHP76222 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXXVII.NE) marked to show farm boundaries | [1944-1954] |
| RHP76342 | Ordnance Survey 6 inch plan (Argyllshire, sheet CIX.SE) marked to show farm boundary | [1944-1954] |
| RHP76372 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXIX.NE) marked to show farm boundaries | [1944-1954] |
| RHP76373 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXIX.SW) marked to show farm boundaries | [1944-1954] |
| RHP92896 | `Bird's eye view' of island of Easdale, produced with reference to Mr Pitcairn's special report | [c 29 Dec 1849] |
| RHP92899 | Plan showing line of proposed road to pier near Blackmill Bay | 2 Apr 1894 |
| RHP92908 | Sketch plan of ground adjacent to Achafolla School | [Late 19th century] |
| RHP92917 | Architectural plan and elevation of proposed schoolhouse on [Seil] | [1790] |
| RHP92921 | Architectural plan and elevation of addition to schoolhouse on [Seil] | [c 1802] |
| RHP92939 | Architectural drawing of proposed school of industry and distillery, Easdale | [Mid 19th century] |
| RHP94106 | Admiralty chart of Firth of Lorn between Luing and Sound of Mull, with insets of Loch Easdale and Loch Feuchan, variously marked between Lismore and Dubh Sqeir to show flashing lights: 1855, corrected to 1923, [annotated c.1964] | 1855-1964 |
| RHP96372 | Ordnance Survey 6 inch plan (Argyll, sheet CXXI.NE) coloured to show classification of land | [1944-1955] |
| RHP96373 | Ordnance Survey 6 inch plan (Argyll, sheet CXXI.SE) coloured and marked to show classification of land | [1944-1955] |
| RHP96374 | Ordnance Survey 6 inch plan (Argyll, sheet CXXII.NW) coloured and marked to show classification of land | [1944-1955] |
| RHP142566 | Plans of Ardencaple estate, Argyll | 1940-1964 |
| RHP142566/1 | Ordnance Survey [-] plan (Argyll sheet [-]) | 26 Nov 1940-1961 |
| RHP142566/2 | Plan of right of way at Clachan Bridge, Argyll | c 1964 |
| RHP143000/1/37 | Ordnance Survey 1 inch map (Sheet 36, Kilmartin) | 1885 |