| RHP333 | Plan of part of the Crinan Canal in the locality of the accident to the 'Maid of Lorn', Argyll | 1855 |
| RHP1120 | Plan of the proposed improvements to Crinan Pier, Argyll | nd |
| RHP5489 | Plan of the Crinan Canal, Argyll | 1823-1848 |
| RHP11649 | Plan of road to be made from the village of Bellanoch to the ferry of Crinan and at Eilean Da Mheinn (Island Devaine) | 1806 |
| RHP22111 | Photostat copy of plan of the proposed Crinan Canal between the Lochs of Crinan and Gilp in the county of Argyll surveyed at the expense of His Grace the Duke of Argyll and the Earl of Breadalbane | 1792 |
| RHP31809 | Photostat copy of plan of Auchnacaorich or minister's glebe of Kilmichael of Inverlussa | 1819 |
| RHP31810 | Photostat copy of plan of proposed glebe attached to Kilmichael of Inverlussa manse | 1845 |
| RHP31811 | Photostat copy of plan of new glebe of Kilmichael of Inverlussa | 1845 |
| RHP31817 | Photostat copy of plan, elevation and section of part of proposed timber bridge [Islandadd Bridge] to cross the Add | 1849 |
| RHP31818 | Photostat copies of: 1. plan, elevation and section of proposed timber bridge [Islandadd Bridge] to cross the Add. 2. estimate therefor. | 1850 |
| RHP31819 | Photostat copies of: 1. elevation of proposed iron and granite suspension bridge [Islandadd Bridge] to cross the Add. 2. letter from surveyor. 3. printed advertisement by surveyor | 1851 |
| RHP31837 | Photostat copy of Ordnance Survey 1/2500 plan (Argyllshire, CXLIX.13) marked at Crinan | [Late 19th century] |
| RHP31839 | Photostat copies of Ordnance Survey 6 inch plans (Argyllshire, sheets CXLIX, CLX - copies, CLXI), marked to show estate, RHP.31840 also showing slate quarries | [Late 19th century] |
| RHP31842 | Photostat copies of Ordnance Survey 6 inch (Argyllshire, sheets CXLIX, CLX - 2 copies, CLXI), marked to show estate, RHP31840 also showing slate quarries | Late 19th century |
| RHP31843 | Photostat copy of Ordnance Survey 6 inch (Argyllshire, sheet CLXX), marked including to show glebe at Kilmichael of Inverlussa | [Late 19th century] |
| RHP34114 | Admiralty chart of Loch Sween, Loch Caolisport and part of Sound of Jura. | 1876 |
| RHP35897 | Plan and sections of the [projected] Argyll Canal from West to East Tarbert, showing limits of deviation and individual holdings required, with an enlarged plan of the route at East Tarbert. | 1845 |
| RHP38162 | Plan of lands of Ardnackraig, North Knapdale, Argyll | mid 19th century |
| RHP47653 | Bound plans and sections of Clyde Ardrishaig and Crinan Railway deviation of line and alteration of pier at Crinan | Nov 1892 |
| RHP76244 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLXXIX.NW) marked to show farm boundaries | [1944-1954] |
| RHP76245 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLXXIX.NE) marked to show farm boundaries | [1944-1954] |
| RHP76246 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLXXIX.SW) marked to show farm boundaries | [1944-1954] |
| RHP76247 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLXXIX.SE) marked to show farm boundaries | [1944-1954] |
| RHP76249 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLXXX.NW) marked to show farm boundaries | [1944-1954] |
| RHP76392 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXLIX.SW) marked to show farm boundaries | [1944-1954] |
| RHP76398 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLXIX.NW) marked to show farm boundaries | [1944-1954] |
| RHP76399 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLXIX.NE) marked to show farm boundaries | [1944-1954] |
| RHP76400 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLXIX.SW) marked to show farm boundaries | [1944-1954] |
| RHP76401 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLXIX.SE) marked to show farm boundaries | [1944-1954] |
| RHP76402 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLXX.NW) marked to show farm boundaries | [1944-1954] |
| RHP76403 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLXX.NE) marked to show farm boundaries | [1944-1954] |
| RHP76404 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLXX.SW) marked to show farm boundaries | [1944-1954] |
| RHP76405 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLXX.SE) marked to show farm boundaries | [1944-1954] |
| RHP76559 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLIX.NE) marked to show farm boundaries | [1944-1945] |
| RHP76560 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLIX.SE) marked to show farm boundaries | [1944-1945] |
| RHP76561 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLX.NW) marked to show farm boundaries | [1944-1945] |
| RHP76562 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLX.NE) marked to show farm boundaries | [1944-1945] |
| RHP76563 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLX.SW) marked to show farm boundaries | [1944-1945] |
| RHP76564 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLX.SE) marked to show farm boundaries | [1944-1945] |
| RHP86183 | 1. Bound plans and sections of proposed Argyll Railway from Ardrishaig to Loch Crinan: 1845
2. Duplicate of no. 1 | 1845 |
| RHP86184 | 1. Bound plans and sections of Clyde Ardrishaig and Crinan Railway deviation near Crinan Canal and new pier at Crinan: November 1890
2. Book of reference
3. Gazette notice
4-6. Duplicates of nos. 1-3 | Nov 1890 |
| RHP143000/1/29 | Ordnance Survey 1 inch map (Sheet 28, Jura) | 1885 |
| RHP143542 | Plan of the Crinan Canal between Loch Crinan and Loch Gilp, Argyll | 1792 |