| RHP5951 | 1-2. Bound plans and sections (2 copies) of Dumfries Waterworks between the Marglolly Burn and Drummore.
3. Book of Reference thereto. | 1929 |
| RHP30182 | 1. Bound plans and sections (with book of reference and parliamentary notice attached) of branch of Glasgow and South Western Railway from Broomrigg to Moniaive. 2. Duplicate of No.1 | 1896 |
| RHP30187 | Ordnance Survey 6 inch plan marked to show boundaries on amalgamation of Dumfries and Maxwelltown burghs. | 1929 |
| RHP35863 | Plan and elevation of a proposed suspension bridge over the Cairn Water [recte Cluden Water?] at Gribton Ford (Grubton ford). | 1824 |
| RHP35864 | Plan and elevation of a proposed masonry bridge [alternative to that above], over the Cairn Water at Gribton Ford (Grubtonford). | 1824 |
| RHP38311/36 | L.M.S. Railway, Northern Section: Gradient profiles, stations etc. | 1932 |
| RHP43323 | 1. Bound plans and sections of Glasgow and South Western Railway from near Broomrigg to Moniaive. 2. Book of reference 3-4. Duplicates of nos. 1-2 | 1896 |
| RHP43352 | 1. Bound plans and sections of Dumfries Waterworks between Cornlee and Black Bridge. 2. Book of reference 3. Duplicates of no. 1 4-5. Duplicates of no. 2 | 1929 |
| RHP77871 | Ordnance Survey 6 inch plan (Dumfriesshire, sheet XLVIII.NW; Kirkcudbrightshire, parts of sheets XX & XXI) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP77872 | Ordnance Survey 6 inch plan (Dumfriesshire, sheet XLIX.NW; Kirkcudbrightshire, part of sheet XXI) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78145 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XX.SE; Dumfriesshire, part of sheet XLVIII) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78147 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XX.NE; Durnfriesshire, parts of sheets XXXIX, XL, XLVII & XLVIII) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78148 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XX.SW) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78149 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XXI.NW & SW; Dumfriesshire, part of sheet XLVIII) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78150 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XXI.SE; Dumfriesshire, parts of sheets XLVIII & XLIX) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78168 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XXVIII.SE) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78171 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XXVIII.NE) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78172 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XXVIII.NW) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP78176 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XXIX.NW) coloured and marked to show types of farming and farm boundaries | [1944-1954] |
| RHP84582 | Architectural plans, elevations and section, with site plan, of proposed improvements to stationmaster's and crossing keeper's houses at Irongray (London Midland and Scottish Railway) | [c 1923] |
| RHP95659 | Ordnance Survey 6 inch plan (Dumfriesshire, sheet XLVIII.NE; Kirkcudbrightshire, part of sheet XXI) coloured to show classification of land | [1944-1955] |
| RHP95660 | Ordnance Survey 6 inch plan (Dumfriesshire, sheet XLIX.NW; Kirkcudbrightshire, part of sheet XXI) coloured to show classification of land | [1944-1955] |
| RHP96946 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XX.SE) coloured to show classification of land | [1944-1954] |
| RHP96948 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XXI.NW & SW; Dumfriesshire, part of sheet XLVIII) coloured to show classification of land | [1944-1954] |
| RHP96949 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XXI.SE; Dumfriesshire, parts of sheets XLVIII & XLIX) coloured to show classification of land | [1944-1954] |
| RHP96963 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XXVIII.NE) coloured and marked to show classification of land | [1944-1954] |
| RHP96966 | Ordnance Survey 6 inch plan (Kirkcudbrightshire, sheet XXIX.NW) coloured and marked to show classification of land | [1944-1954] |
| RHP136109 | Plan of proposed route of the Cairn Valley Light Railway from its junction with the Glasgow and South Western Railway about a mile and a half north of Dumfries to Birkbush about six and three quarters of a mile from the junction | c. 1900 |