| RHP505 | Plan of the estate of Carse Gray, Angus | 1815 |
| RHP620 | Plan of grounds at Clocksbriggs, Angus | 1782 |
| RHP621 | Plans of the area at Locksbriggs, including an eel-house, in legal dispute, Angus | 1782 |
| RHP621/1 | Plan of the area at Locksbriggs, including an eel-house, in legal dispute, Angus | 1782 |
| RHP621/2 | Plan of the area at Locksbriggs, including an eel-house, in legal dispute, Angus | 1782 |
| RHP1861 | Plan of the Estate of Balmadies; (Copied in part from Wm. Blackadders Plan of 1813, with the alterations since affected) | 1829 |
| RHP3274 | Plan of the estate of Carsegray, Angus | 1815 |
| RHP3516 | Plan of the estate of Turin belonging to P W Carnegy | 1830 |
| RHP7994 | Architectural drawing of Rescobie parish church, Angus | 15 Dec 1925 |
| RHP7995 | Plans of Rescobie parish church, manse and school, Angus | 21 Sep 1926 |
| RHP7996 | Plans of Rescobie parish church, manse and school, Angus | 21 Sep 1926 |
| RHP7997 | Architectural drawing of Rescobie manse, Angus | c 1926 |
| RHP7998 | Architectural drawing of Rescobie manse, Angus | c 1926 |
| RHP7999 | Plan of drains of Rescobie manse, Angus | 1927 |
| RHP15866 | Plan and section of lot ten of the Arbroath and Forfar Railway between Carse Moor and Swirrel Moss: 1836 | 1836 |
| RHP15868 | Plan and section of lot eight of the Arbroath and Forfar Railway between Rescobie Loch and Milden's Mill: 1836 | 1836 |
| RHP15869 | Plan and section of lot nine of the Arbroath and Forfar Railway between Swirrel and [Fonah Cottages]: 1836 | 1836 |
| RHP30729 | Photocopy of plan of old and new marches between Heatherstacks belonging to Charles Gray and Whitemire belonging to town of Forfar. | 1839 |
| RHP31361 | Photocopy of sectional plan of a new direction of road from Forfar leading past the Quilkoe (Quilkie). | [early 19th century] |
| RHP34404 | 1. Bound plans and sections of water works for the burgh of Forfar including Den of Ogil Reservoir. 2. Book of reference 3. Edinburgh Gazette notice | 1878 |
| RHP44324 | Plan of march between Restenneth and Parks of Pitscandly, Angus | Jun 1790 |
| RHP44325 | Plan of march between lands of Restenneth and Pitscandly, Angus | Sep 1790 |
| RHP75527 | Ordnance Survey 6 inch plan (Angus, sheet XXXII.SE) marked to show farm boundaries | [1944-1955] |
| RHP75528 | Ordnance Survey 6 inch plan (Angus, sheet XXXII.SE) marked to show farm boundaries | [1944-1955] |
| RHP75532 | Ordnance Survey 6 inch plan (Angus, sheet XXXIII.SE) marked to show farm boundaries | [1944-1955] |
| RHP75533 | Ordnance Survey 6 inch plan (Angus, sheet XXXIII.SW) marked to show farm boundaries | [1944-1955] |
| RHP75534 | Ordnance Survey 6 inch plan (Angus, sheet XXXIII.SW) marked to show farm boundaries | [1944-1955] |
| RHP75556 | Ordnance Survey 6 inch plan (Angus, sheet XXXVIII.NE) marked to show farm boundaries | [1944-1955] |
| RHP75560 | Ordnance Survey 6 inch plan (Angus, sheet XXXIX.NW) marked to show farm boundaries | [1944-1955] |
| RHP75561 | Ordnance Survey 6 inch plan (Angus, sheet XXXIX.NE) marked to show farm boundaries | [1944-1955] |
| RHP75562 | Ordnance Survey 6 inch plan (Angus, sheet XXXIX.NE) marked to show farm boundaries | [1944-1955] |
| RHP75563 | Ordnance Survey 6 inch plan (Angus, sheet XXXIX.SE) marked to show farm boundaries | [1944-1955] |
| RHP75564 | Ordnance Survey 6 inch plan (Angus, sheet XXXIX.SW) marked to show farm boundaries | [1944-1955] |
| RHP75565 | Ordnance Survey 6 inch plan (Angus, sheet XXXIX.SE) marked to show farm boundaries | [1944-1955] |
| RHP81817 | Copy plan of Quilkoe, with table of contents; copied from Mr Blackadder's plan of 1815 | 1855 |
| RHP88874 | Plan of lands of Ochterlony, with table of contents | [Late 18th century] |
| RHP126033 | Drawing showing elevation, plan and section of bridge No 224 [Guthrie Gates] near Guthrie on Caledonian Railway main line (London Midland and Scottish Railway) | c 1947 |
| RHP140120 | Plan of Forfar and Lunanhead, Angus | 21 Feb 1912 |
| RHP143400/12/87 | Ordnance Survey 6 inch plan, Angus, Sheet NO 44 NE | 1960s-1970s |
| RHP143400/12/93 | Ordnance Survey 6 inch plan, Angus, Sheet NO 45 SE | 1960s-1970s |
| RHP143400/12/94 | Ordnance Survey 6 inch plan, Angus, Sheet NO 45 SW | 1960s-1970s |
| RHP143400/12/105 | Ordnance Survey 6 inch plan, Angus, Sheet NO 54 NW | 1960s-1970s |