| RHP3304 | Plans and particulars of estate of Ardgarton, Argyll | 1885 |
| RHP3304/1 | Plan and particulars of estate of Ardgarton, Argyll | 1885 |
| RHP3304/2 | Plan and particulars of estate of Ardgarton, Argyll | 1885 |
| RHP6782 | Plan of proposed lines of road from Tarbet on Loch Lomond to Cairndow on Loch Fyne | 1807 |
| RHP10000/AG1 | Plan of the coal and mines of coal under land in the Parishes of Lochgoilhead and Kilmorich | 1938 |
| RHP11648 | Plan of intended road from Lochgoilhead to Ardno in the district of Cowal. | 1805 |
| RHP11690 | Plan of part of Ardno Road showing proposed improvement at Pole. | Early 19th century |
| RHP11699 | Plan and section of the Glencro Road at Drishaig. | 1856 |
| RHP11700 | Plan and section of the Glencro Road at Dunderave(Dunderaw). | 1856 |
| RHP11701 | Plan and section of the Glencro Road between Fyne Bridge and Cairndow. | 1856 |
| RHP11715 | Plan of a bridge at Pole on the Ardno Road. | Early 19th century |
| RHP22218 | Plan and section of road from Cairndow to [Inveraray], marked to show the locus of an accident | 1943 |
| RHP23056 | Plan of deviation of road at Cairndow. | 1931 |
| RHP23057 | Plan (2 copies) of road near Strone. | 1931 |
| RHP23058 | Plan of road near Strone. | 1931 |
| RHP23059 | Plan of road near Strone. | 1931 |
| RHP23060 | Plan of road near High Glenroe. | 1931 |
| RHP23061 | Plan of road near [Butterbridge]. | 1931 |
| RHP23062 | Plan of road near Butterbridge, Argyll | 1931 |
| RHP23067 | Plan of ground near [Cairndow] proposed to be acquired for extension to school playground. | 1932 |
| RHP30162 | Bound plan and sections of extensions to Loch Sloy project of North of Scotland Hydro-Electric Board. | 1948 |
| RHP31962 | Plan of water supply tanks at Strone. | [mid 20th century] |
| RHP31963 | Plan of land at Allt a' Charaidh acquired for water supply purposes. | [mid 20th century] |
| RHP45154 | Ordnance Survey 1 inch map marked to show line of proposed railway from Arrochar Station to St Catherines. | 1907 |
| RHP76178 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXV.NW; Perthshire, parts of sheets LXXXIX & CI) marked to show farm boundary | [1944-1954] |
| RHP76179 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXV.SW; Dunbartonshire, part of sheet II; Perthshire, part of sheet CI) marked to show farm boundary | [1944-1954] |
| RHP76214 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXXIII.NE) marked to show farm boundaries | [1944-1954] |
| RHP76217 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXXIII.SE) marked to show farm boundaries | [1944-1954] |
| RHP76218 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXXV.NW) marked to show farm boundary | [1944-1954] |
| RHP76219 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXXV.NW) marked to show farm boundaries | [1944-1954] |
| RHP76220 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXXV.SW; Dunbartonshire, part of sheet V) marked to show farm boundary | [1944-1954] |
| RHP76367 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXV.SE) marked to show farm boundaries | [1944-1954] |
| RHP76368 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXVI.SE) marked to show farm boundaries | [1944-1954] |
| RHP76369 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXVII.NW; Dunbartonshire, parts of sheets II & IV) marked to show farm boundaries | [1944-1954] |
| RHP76370 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXVII.SW; Dunbartonshire, part of sheet IV) marked to show farm boundary | [1944-1954] |
| RHP76383 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXLI.NE) marked to show farm boundaries | [1944-1954] |
| RHP76385 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXLI.SE) marked to show farm boundaries | [1944-1954] |
| RHP76429 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXVI.NW) marked to show farm boundaries | [1944-1945] |
| RHP76430 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXVI.NE) marked to show farm boundaries | [1944-1945] |
| RHP76431 | Ordnance Survey 6 inch plan (Argyllshire, sheet CXXVI.SW) marked to show farm boundaries | [1944-1945] |
| RHP76525 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLXIV.NW) marked to show farm boundary | [1944-1945] |
| RHP76526 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLXIV.NE) marked to show farm boundaries | [1944-1945] |
| RHP76555 | Ordnance Survey 6 inch plan (Argyllshire, sheet CLII.NE) marked to show farm boundaries | [1944-1945] |
| RHP77566 | Ordnance Survey 6 inch plan (Dunbartonshire, sheet III.NE; Argyllshire, parts of sheets CXXVI & CXXVII) marked to show farm boundary | [1944-1954] |
| RHP77607 | Ordnance Survey 6 inch plan (Dunbartonshire, sheet V.NW; Argyllshire, part of sheet CXXXV) marked to show farm boundary | [1944-1954] |
| RHP85459 | Plans of estate of Ardgartan, Argyllshire | 19 May 1875 |
| RHP85459/1 | Plans of estate of Ardgartan, Argyllshire | 19 May 1875 |
| RHP85459/2 | Plans of estate of Ardgartan, Argyllshire | 19 May 1875 |
| RHP86156 | Bound plan and section of Carrick Castle (Lochgoil) Pier | 1877 |
| RHP95789 | Ordnance Survey 6 inch plan (Dunbartonshire, sheet V.NW; Argyllshire, part of sheet CXXXV) coloured to show classification of land | [1944-1955] |
| RHP95790 | Ordnance Survey 6 inch plan (Dunbartonshire, sheet V.SW; Argyllshire, parts of sheets CXXXV & CXLIII) coloured to show classification of land | [1944-1955] |