| RHP5250 | Plan of part of the farm of Cumstoun Mains, Boghall and Ingleston | 1806 |
| RHP5910 | 1. Bound plans and sections of Kirkcudbright Burgh Water Supply from Loch Whinyeon. 2. Bound duplicate of sheet No. 3. 3. Book of reference thereto. | 1924 |
| RHP5920 | Ordnance Survey 6 inch plan marked to show Kirkcudbright Burgh Water Supply from Loch Whinyeon. | 1925 |
| RHP6181 | Plan of the estate of Barwhinnock (Vignette of water and hills) (1-2) | 1799 |
| RHP8634 | Architectural drawing of Twynholm parish church, Kincardineshire | Sep 1917 |
| RHP8635 | Architectural drawing of Twynholm parish church, Kirkcudbrightshire | 19 Mar 1917 |
| RHP8636 | Plan of Twynholm, Kirkcudbrightshire | [Early 20th century] |
| RHP8637 | Plan of Twynholm glebe, Kirkcudbrightshire | [Late 19th century] |
| RHP8638 | Architectural drawing of Twynholm parish church, Kirkcudbrightshire | 1905 |
| RHP8639 | Architectural drawing of Twynholm parish church, Kirkcudbrightshire | [19th century] |
| RHP8640 | Architectural drawing of Twynholm parish church, Kirkcudbrightshire | [19th century] |
| RHP8815 | Sketch plan of the River Dee, below the junction with Tarff Water, noting fishing works belonging to the Earl of Selkirk and town of Kirkcudbright | 1799 |
| RHP8818 | Plan of the Dee and Tarff yairs in the River Dee immediately below Tongland Bridge, belonging to the Earl of Selkirk | 1849 |
| RHP8819 | Plan of the flood and ebb yairs in the River Dee immediately above the town of Kirkcudbright | 1849 |
| RHP30185 | 1. Bound plans and sections of Kirkcudbright Burgh Water works. 2. Book of reference thereto 3. Draft provisional order 4-5. Duplicates of No.3 | 1924 |
| RHP35262 | Plan of the lands of Glengap | [19th century] |
| RHP35272 | Plan of the lands of Glengap, with key | 1864 |
| RHP35288/1-7 | Ordnance Survey 6 inch plans of Kirkcudbrightshire, showing parts of the Cally Estates | 1851-1853 |
| RHP35872 | Plan of two proposed lines of road between Barwinnock and Gatehouse of Fleet, showing the existing military road. | 1801 |
| RHP35874 | Sketch-plan of roads from Kirkchrist to Barharrow Houses, with table of distances. | 1808 |
| RHP78079 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XLVIII.NE) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78081 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XLVIII.SE) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78083 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XLIX.NW) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78085 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XLIX.SW) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78098 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet LIV.NE) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78101 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet LIV.SE) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78102 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet LV.NW) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78121 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XLI.NE) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78122 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XLI.SE) coloured and marked to show types of farming and farm boundaries | [1944-1954] |