| RHP6065 | Tracing plan of part of the western coast of Ross- shire from Loch Ewe to Isle Martin 1776, copied in 1837. (1-2) | 1776 |
| RHP6290 | Plan of march at Lochan Fada (Loch Fad), Ross and Cromarty | 1871-1872 |
| RHP6290/1 | Plan of march at Lochan Fada (Loch Fad), Ross and Cromarty | Oct 1871 |
| RHP6290/2 | Cover of plan of March at Lochan Fada (Loch Fad), Ross and Cromarty | 2 Feb 1872 |
| RHP9627 | Plan of Letterewe and Ardlair | 1835 |
| RHP11599 | Plan of intended road from Poolewe to Achnasheen. | 1793 |
| RHP11674 | Plan of proposed road from the Loch Carron Road to Loch Maree. | 1811 |
| RHP11675 | Plan of proposed road between Achnasheen and Loch Maree, Ross and Cromarty | 1811 |
| RHP13252 | Sketch plan of pier at Flowerdale Bay: 1891. | 1891 |
| RHP23866 | 1. Bound plans and sections of proposed works at Aultbea Pier. 2. Excerpt from Edinburgh Gazette. 3. Provisional order. 4-5. Abstract of receipts and payments and letter. | 1902/1905 |
| RHP24960 | Plan of estate of Attadale and Loan of Crubaidh (Lon of Corachrubie), the property of James Macleod. | 1836 |
| RHP34131 | Admiralty chart of Loch Torridon and Loch Shieldaig. (Vignette of Coaha Island) | 1876 |
| RHP34132 | Admiralty chart of west coast from Ru Ruag to Gruinard Bay, including Loch Ewe and Gairloch. | 1898 |
| RHP43424 | Ordnance Survey 6 inch plan marked to show road from Cnoc Breac through Melvaig to Gairloch. | 1907 |
| RHP44252 | Plan of lands of Ben Damph | 1882 |
| RHP79239 | Ordnance Survey 6 inch plan (Ross and Cromarty, sheet XIIA) marked to show farm boundary | [1944-1955] |
| RHP79245 | Ordnance Survey 6 inch plan (Ross and Cromarty, sheet XIX) marked to show farm boundaries | [1944-1955] |
| RHP79246 | Ordnance Survey 6 inch plan (Ross and Cromarty, sheet XIXA) marked to show farm boundaries | [1944-1955] |
| RHP79247 | Ordnance Survey 6 inch plan (Ross and Cromarty, sheet XX) marked to show farm boundaries | [1944-1955] |
| RHP79268 | Ordnance Survey 6 inch plan (Ross and Cromarty, sheet XLIV) marked to show farm boundaries | [1944-1955] |
| RHP79269 | Ordnance Survey 6 inch plan (Ross and Cromarty, sheet XLVII) marked to show farm boundaries | [1944-1955] |
| RHP79278 | Ordnance Survey 6 inch plan (Ross and Cromarty, sheet LVI) marked to show farm boundaries | [1944-1955] |
| RHP79279 | Ordnance Survey 6 inch plan (Ross and Cromarty, sheet LIX) marked to show farm boundaries | [1944-1955] |
| RHP79280 | Ordnance Survey 6 inch plan (Ross and Cromarty, sheet LX) marked to show farm boundaries | [1944-1955] |
| RHP79288 | Ordnance Survey 6 inch plan (Ross and Cromarty, sheet LXVIII) marked to show farm boundaries | [1944-1955] |
| RHP79289 | Ordnance Survey 6 inch plan (Ross and Cromarty, sheet LXXII) marked to show farm boundaries | [1944-1955] |
| RHP79296 | Ordnance Survey 6 inch plan (Ross and Cromarty, sheet LXXX) marked to show farm boundaries | [1944-1955] |
| RHP79298 | Ordnance Survey 6 inch plan (Ross and Cromarty, sheet LXXXIV) marked to show farm boundaries | [1944-1955] |
| RHP79307 | Ordnance Survey 6 inch plan (Ross and Cromarty, sheet XCIV) marked to show farm boundaries | [1944-1955] |
| RHP79308 | Ordnance Survey 6 inch plan (Ross and Cromarty, sheet XCV) marked to show farm boundaries | [1944-1955] |
| RHP81311 | Plan of pier at Pool House | [c 1823] |
| RHP82256 | Bound plans and sections of Loch Maree and Aultbea Railway from Auchnasheen to pier at Aird Point | Nov 1892 |
| RHP82306 | 1. Bound plans and sections of Loch Maree and Aultbea Railway from Dingwall and Skye Railway at Auchnasheen to pier at Aultbea:
2. Book of reference
3. Duplicate of no. 1 | Nov 1892 |
| RHP82961 | Ordnance Survey 6 inch plan marked to show proposed new holdings and common pasture on Isle of Ewe | 1915 |
| RHP93951 | Architectural plan, elevations and section of proposed bungalow, Aultbea, for Miss A MacKenzie | 1964 |
| RHP142354 | Ordnance Survey 6 inch plan (Ross and Cromarty sheet XLIV) | [1963] |
| RHP142363 | Plan of proposed extension to Gairloch burial ground, Ross and Cromarty | Jan 1970 |
| RHP142807 | Ordnance Survey 6 inch plans (Ross and Cromarty sheets [-]) | 21 Apr 1884 |
| RHP143000/3/4 | Ordnance Survey 1 inch map (Sheet 91, [Gairloch]) | 1882 |
| RHP143000/3/5 | Ordnance Survey 1 inch map (Sheet 92, [Inverbroom]) | 1881 |
| RHP143000/3/13 | Ordnance Survey 1 inch map (Sheet 100, [Achgarve]) | 1882 |