| RHP3029 | Ordnance Survey 1 inch map of the estate of Carsaig, Mull | Late 19th century |
| RHP4214 | Plan of Carsaig Pier showing damage | 1879 |
| RHP7663 | Architectural drawing of Bunessan parish church, Argyll | 8 Jun 1905 |
| RHP11628 | Plan of intended road between the Ferry of Auchnacraig and Bunessan and thence to Port Kintra [Fionn Phort]. | 1804 |
| RHP13170 | Sketch plan of Bunessan Pier: 1891. | 1891 |
| RHP41847 | Ordnance Survey.6 inch plan (Argyllshire, sheet CVI) marked to show line of march near Tavool House, with relevant note added thereon: Ex SC 8 | 1881 |
| RHP43142 | Architectural plan, elevation and section of proposed museum at Iona Abbey. | 1958 |
| RHP43143 | Architectural plan, elevation and section of proposed museum at Iona Abbey. | 1959 |
| RHP82917 | Ordnance Survey 6 inch plan marked to show proposed new holdings, enlargement of holdings and common grazings on farm of Ardfenaig, Mull | 1913 |
| RHP82918 | Ordnance Survey 6 inch plan marked to show proposed new holdings and common grazings on farm of Ardtun Eorabus, Mull | 1914 |
| RHP82921 | Ordnance Survey 6 inch plan marked to show alternative schemes for proposed new holding on farm of Kilfinichen, Mull | 1914 |
| RHP94105 | Plan of line of Bunessan water supply (part of Argyll County Council rural water supply scheme), showing related tenants and proprietors | Mar 1960 |
| RHP141188 | Architectural drawings of Iona Cathedral, Argyll | 1902 |
| RHP141188/1 | Iona Cathedral, Argyll. Seating plan | [1902] |
| RHP141188/2 | Iona Cathedral, Argyll. East elevation | Apr 1902 |
| RHP141261 | Architectural drawings of Iona Cathedral, Argyll | 1903-1923 |
| RHP141261/1 | Iona Cathedral, Argyll. Plan of north transept and nave | Oct 1903 |
| RHP141261/2 | Iona Cathedral, Argyll. Ground plan of abbey church etc. | May 1923 |
| RHP141282 | Architectural drawing of Iona Abbey | 20th century |
| RHP141300 | Architectural drawings of Iona Abbey | Oct 1939 |
| RHP141300/1 | Iona Abbey: Upper floor plans | Oct 1939 |
| RHP141300/2 | Iona Abbey: North and east elevations | Oct 1939 |
| RHP141301 | Architectural drawing of the nunnery, Iona | 20th century |
| RHP141322 | Architectural drawing of Iona Abbey | Oct 1939 |
| RHP142112 | Plan of Morvern and the Island of Mull | [1981] |
| RHP142562 | Plan of Kilvickeon Cemetery, Argyll | 2 Dec 1952 |
| RHP142563 | Plan of access road at Soroba Road, Oban | 1958 |
| RHP142565 | Plan of proposed burial ground at Suie, Isle of Mull | 1961 |
| RHP142567 | Plan of ground at Ardtornish, Pulpit Hill, Oban | Apr 1965 |
| RHP143000/1/36 | Ordnance Survey 1 inch map (Sheet 35, Colonsay) | 1885 |
| RHP143000/2/2 | Ordnance Survey 1 inch map (Sheet 43, [Iona]) | 1885 |
| RHP143000/2/3 | Ordnance Survey 1 inch map (Sheet 44, [Mull]) | 1886 |
| RHP143000/2/11 | Ordnance Survey 1 inch map (Sheet 52, [Tobermory]) | 1886 |
| RHP160000/2 | Plans of the Balmeanach scheme (Mull, Argyll) | 1913-1980 |
| RHP160000/2/1 | Ordnance Survey 6 inch plan of Kilfinichen (Balmeanach scheme) | 28 Jun 1932 |
| RHP160000/2/2 | Plan of shooting rights (Balmeanach scheme) | 12 Mar 1934 |
| RHP160000/2/3 | Plan of Ballochmore cottage holding (Balmeanach scheme) | 18 Jul 1938 |
| RHP160000/2/4 | Plan of no. 1 holding (Balmeanach scheme) | 1 Dec 1943 |
| RHP160000/2/5 | Plan of holdings nos. 1, 2 and 3 (Balmeanach scheme) | 15 Jan 1913 |
| RHP160000/2/6 | Plan of land to be appropriated by the forestry commission (Balmeanach scheme) | 5 Sep 1963 |
| RHP160000/2/7 | Plan of Balmeanach Farm (Balmeanach scheme) | 20 Apr 1938 |
| RHP160000/2/8 | Plan of Balmeanach Farm (Balmeanach scheme) | 20 Apr 1938 |
| RHP160000/2/9 | Plan of Balmeanach Common Grazing (Balmeanach scheme) | 14 Sep 1964 |
| RHP160000/2/10 | Plan of croft no. 3, Balmeanach (Balmeanach scheme) | 13 Aug 1971 |
| RHP160000/2/11 | Plan of land to be directed out at croft no. 3, Balmeanach (Balmeanach scheme) | 12 Aug 1971 |
| RHP160000/2/12 | Plan of land to be directed out at Balmeanach common grazings (Balmeanach scheme) | 9 Dec 1971 |
| RHP160000/2/13 | Plan of holding no. 2 enlargement, Balmeanach (Balmeanach scheme) | 23 Aug 1971 |
| RHP160000/2/14 | Plan of croft no. 1 enlargement, Balmeanach (Balmeanach scheme) | 19 Aug 1971 |
| RHP160000/2/15 | Ordnance Survey 6 inch plan of Balmeanach estate (Balmeanach scheme) | [1971] |
| RHP160000/2/16 | Plan of enlargements at Balmeanach Farm (Balmeanach scheme) | 24 Sep 1975 |
| RHP160000/2/17 | Plan of Ballochmore Cottage croft, Balmeanach (Balmeanach scheme) | 3 Oct 1978 |
| RHP160000/2/18 | Ordnance Survey 6 inch plan of Kilfinichen (Balmeanach scheme) | 8 Feb 1979 |
| RHP160000/2/18/1 | Ordnance Survey 6 inch plan of Kilfinichen (Balmeanach scheme) | 8 Feb 1979 |
| RHP160000/2/18/2 | Ordnance Survey 6 inch plan of Kilfinichen (Balmeanach scheme) | 8 Feb 1979 |
| RHP160000/2/19 | Plan of croft no. 1, Balmeanach (Balmeanach scheme) | 17 Jul 1979 |
| RHP160000/2/20 | Plan of croft no. 1, Balmeanach (Balmeanach scheme) | 6 Jun 1980 |
| RHP160000/2/21 | Plan of Balmeanach Farm (Balmeanach scheme) | 5 Nov 1980 |