| RHP1422/1-4 | Architectural plans of farm offices at Little Glenferness, property of the Earl of Leven and Melville | 1845 |
| RHP1425 | Plan showing Coulmony House and grounds: 1884. | 1884 |
| RHP1428 | Plan of marches of Kilraick and Wester Tilliedivie, disputed between Lewis Rose of Culmony and Dr. Patrick Cumming | 1762 |
| RHP1613 | Plan of the proposed Perth and Inverness Railway from Ardclach Free Church to Glenferness | 1845 |
| RHP8293 | Plan of drains of Ardclach manse, Nairnshire | 31 Oct 1917 |
| RHP8831 | Sketches and letters relating to Findhorn Bridge | 1811 |
| RHP8911 | Plan of roads from Aviemore to the Bridge of Dulsie | [c 1770] |
| RHP8991 | Plan of roads between Dulsie and Logie | [early 19th century] |
| RHP9000 | Plan of roads from Ballieward to Pitnuisk | [Post 1807] |
| RHP11689 | Plan of intended road from Pitenuisk to join the present road near Dulsie Bridge and from Tomnarroch on the aforesaid road towards Grantown. | c 1810 |
| RHP13988 | Plan of that part of the road leading from Edinburgh to Inverness which lies betwix Kinveachy and Slochid Mhuic (Slock Muik) and that part of the road leading from Kinveachy to Fort George which lies between Carrbridge and Bridge of Dulsie: 1768. | 1768 |
| RHP37881 | Plan of the parks and forest of Darnaway (Darnawa) and of the woods, lands and mosses of Dounduff, the property of the Earl of Moray, with key to contents. | 1760 |
| RHP46302 | 1. Plan and section of proposed turnpike road from Nairn to near Loch of Belivat 2. Diplicate of no. 1 | 27 November 1837 |
| RHP77069 | Ordnance Survey 6 inch plan (Morayshire, sheet XX.NE; Nairnshire, part of sheet VIII) coloured and marked to show types of farming and farm boundaries | [1944-1945] |
| RHP77070 | Ordnance Survey 6 inch plan (Morayshire, sheet XX.NE; Nairnshire, part of sheet VIII) marked to show farm boundaries | [1944-1945] |
| RHP77072 | Ordnance Survey 6 inch plan (Morayshire, sheet XX.SE; Nairnshire, part of sheet VIII) coloured and marked to show types of farming and farm boundaries | [1944-1945] |
| RHP77298 | Ordnance Survey 6 inch plan (Nairnshire, sheet IV.SE) marked to show farm boundaries | [1944-1954] |
| RHP77302 | Ordnance Survey 6 inch plan (Nairnshire, sheet IV.SE) marked to show farm boundaries | [1944-1954] |
| RHP77304 | Ordnance Survey 6 inch plan (Nairnshire, sheet V.NW) marked to show farm boundaries | [1944-1954] |
| RHP77305 | Ordnance Survey 6 inch plan (Nairnshire, sheet V.SW) marked to show farm boundaries | [1944-1954] |
| RHP77306 | Ordnance Survey 6 inch plan (Nairnshire, sheet V.SE) marked to show farm boundaries | [1944-1954] |
| RHP77310 | Ordnance Survey 6 inch plan (Nairnshire, sheet VII.NE) marked to show farm boundaries | [1944-1954] |
| RHP77313 | Ordnance Survey 6 inch plan (Nairnshire, sheet VII.SE) marked to show farm boundaries | [1944-1954] |
| RHP77314 | Ordnance Survey 6 inch plan (Nairnshire, sheet VIII.NW) marked to show farm boundaries | [1944-1954] |
| RHP77315 | Ordnance Survey 6 inch plan (Nairnshire, sheet VIII.NE) marked to show farm boundaries | [1944-1954] |
| RHP77316 | Ordnance Survey 6 inch plan (Nairnshire, sheet VIII.SW) marked to show farm boundaries | [1944-1954] |
| RHP77317 | Ordnance Survey 6 inch plan (Nairnshire, sheet VIII.SE) marked to show farm boundaries | [1944-1954] |
| RHP77320 | Ordnance Survey 6 inch plan (Nairnshire, sheet X.NE) marked to show farm boundaries | [1944-1954] |
| RHP77323 | Ordnance Survey 6 inch plan (Nairnshire, sheet XI.NE) marked to show farm boundaries | [1944-1954] |
| RHP77324 | Ordnance Survey 6 inch plan (Nairnshire, sheet XI.NE) marked to show farm boundaries | [1944-1954] |
| RHP77325 | Ordnance Survey 6 inch plan (Nairnshire, sheet XI.NW) marked to show farm boundaries | [1944-1954] |
| RHP77326 | Ordnance Survey 6 inch plan (Nairnshire, sheet XI.SW) marked to show farm boundaries | [1944-1954] |
| RHP77327 | Ordnance Survey 6 inch plan (Nairnshire, sheet XI.SE) marked to show farm boundaries | [1944-1954] |
| RHP77330 | Ordnance Survey 6 inch plan (Nairnshire, sheet XIII.NW) marked to show farm boundaries | [1944-1954] |
| RHP77331 | Ordnance Survey 6 inch plan (Nairnshire, sheet XIII.NE) marked to show farm boundaries | [1944-1954] |
| RHP77332 | Ordnance Survey 6 inch plan (Nairnshire, sheet XIII.SW) marked to show farm boundaries | [1944-1954] |
| RHP78944 | Ordnance Survey 6 inch plan (Nairnshire, sheet V.NW) marked to show farm boundaries | [1944-1955] |
| RHP81203 | Plan of march between the properties of Cawdor and Lethen referred to in decreet arbitral | 30 Sep 1846 |
| RHP81204 | 1. Plan of line of march of estate of Lethen
2. Tracing of no.1 | [Mid 19th century] |
| RHP88927-88929 | Architectural plans, elevations and section (contract drawings) of Logie House | [1861] |
| RHP95891 | Ordnance Survey 6 inch plan (Nairnshire,.sheet X.NE) marked to show classification of land | [1944-1955] |
| RHP95894 | Ordnance Survey 6 inch plan (Nairnshire, sheet XI.NW) marked to show classification of land | [1944-1955] |
| RHP97232 | Ordnance Survey 6 inch plan (Morayshire, sheet XXIV.NW; Nairnshire, parts of sheets VIII & XI) coloured and marked to show classification of land | [1944-1954] |
| RHP98257 | Sketch plans of part of road leading from Dulcey to Carrbridge (Car) lying between Bridge of Dulcey and Lochindorb | 1768 |
| RHP98258 | Sketch plans of part of roads leading from Dulcey to Carrbridge (Car) on the north side of Lochindorb | 1768 |
| RHP98261 | Sketch plans of part of road leading from Dulcey to Carrbrige (Car) lying between Beum a' Chaidheimh (Bienna Chley) and Lochindorb | 1768 |
| RHP140248 | Plan of Glenferness area | 6 Jul 1942 |
| RHP143400/8/36 | Ordnance Survey 6 inch plan, Nairnshire, Sheet NH 84 SE | 1960s-1970s |
| RHP143400/8/38 | Ordnance Survey 6 inch plan, Nairnshire, Sheet NH 85 SE | 1960s-1970s |
| RHP143400/8/47 | Ordnance Survey 6 inch plan, Nairnshire, Sheet NH 94 NW | 1960s-1970s |
| RHP143400/8/48 | Ordnance Survey 6 inch plan, Morayshire; Nairnshire, Sheet NH 94 NE | 1960s-1970s |
| RHP143400/8/49 | Ordnance Survey 6 inch plan, Morayshire; Nairnshire, Sheet NH 94 SE | 1960s-1970s |
| RHP143400/8/50 | Ordnance Survey 6 inch plan, Nairnshire, Sheet NH 94 SW | 1960s-1970s |
| RHP143400/8/52 | Ordnance Survey 6 inch plan, Morayshire; Nairnshire, Sheet NH 95 SE | 1960s-1970s |
| RHP143400/8/53 | Ordnance Survey 6 inch plan, Nairnshire, Sheet NH 95 SW | 1960s-1970s |
| RHP143418 | Plans relating to the Church of Ardclach | 1933-1954 |
| RHP143418/1 | Plan of the site for the Free Church of Ardclach | 1933 |
| RHP143418/2 | Plan of the water supply for the manse at the Church of Ardclach | Jun 1954 |