| RHP6365 | Ordnance Survey 1/2500 plan (Perthshire, XCVII. 8) | c 1864 |
| RHP18907 | Architectural plan, section and elevation of proposed waiting rooms at Forgandenny Station (Scottish Central Railway). | 1864 |
| RHP18934 | Plan, section, and elevation of iron truss for strengthening of viaduct near Forgandenny Station, Scottish Central Railway, Perthshire | 1845 |
| RHP18935 | Plan of proposed strengthening works of viaduct near Forgandenny Station, Scottish Central Railway, & map of various railways in Scotland | 1845 |
| RHP18936 | Elevations of proposed strengthening works of viaduct near Forgandenny Station, Scottish Central Railway, & map of various railways in Scotland | 1854 |
| RHP18937 | Plan of proposed strengthening works of viaduct near Forgandenny Station, Scottish Central Railway, & sections of Denny Branch | 1845 |
| RHP18938 | Plan (full size) of casting for truss rods for proposed strengthening of wooden viaduct near Forgandenny Station (Scottish Central Railway). No engineer On reverse of above, map of various railways in Scotland. | 1845 |
| RHP18939 | Plan (full size) of casting for truss rods for proposed strengthening of wooden viaduct near Forgandenny Station (Scottish Central Railway). No engineer On reverse of above, map of various railways in Scotland. | 1854 |
| RHP18940 | Plan (full size) of casting for truss rods for proposed strengthening of wooden viaduct near Forgandenny Station (Scottish Central Railway). No engineer On reverse of above, plan of the Denny branch of the Scottish Central Railway. | 1845 |
| RHP18941 | Plan and elevation (full size) of casting for truss rods for proposed strengthening of wooden viaduct near Forgandenny Station (Scottish Central Railway) No engineer On reverse of above, plan of the Denny branch of the Scottish Central Railway. | 1845 |
| RHP19071 | Plan of Forgandenny Station (Scottish Central Railway). | 1845 |
| RHP19414 | Plan and section of wrought iron truss for proposed strengthening of viaduct near Forgandenny Station (Scottish Central Railway). (Damaged) | 1845 |
| RHP22955 | Architectural plan of basement of Dupplin Castle showing rooms which have been requisitioned for military purposes. | 1942 |
| RHP22956 | Architectural plan of ground floor of Dupplin Castle showing rooms which have been requisitioned for military purposes. | 1942 |
| RHP22957 | Architectural plan of first floor of Dupplin Castle showing rooms which have been requisitioned for military purposes. | 1942 |
| RHP22967 | Plans (2) of drains and water pipes at Dupplin Castle. | 1942 |
| RHP22968 | Architectural plan of basement floor of Dupplin Castle showing rooms which have been requisitioned for military purposes. | 1942 |
| RHP22969 | Architectural plan of ground floor of Dupplin Castle showing rooms which have been requisitioned for military purposes. | 1942 |
| RHP22970 | Architectural plan of first floor of Dupplin Castle showing rooms which have been requisitioned for military purposes. | 1942 |
| RHP41480 | Plans, elevations and details (7 drawings stitched together) for renewal of Earn Viaduct near Forgandenny on Scottish Central Section of Caledonian Railway | 12 March 1866 |
| RHP77672 | Ordnance Survey 6 inch plan (Perthshire, sheet XCVII.NE) marked to show farm boundaries | [1944-1954] |
| RHP77673 | Ordnance Survey 6 inch plan (Perthshire, sheet XCVII.SE) marked to show farm boundaries | [1944-1954] |
| RHP77674 | Ordnance Survey 6 inch plan (Perthshire, sheet XCVII.SW) marked to show farm boundaries | [1944-1954] |
| RHP77675 | Ordnance Survey 6 inch plan (Perthshire, sheet XCVII.SW) marked to show farm boundaries | [1944-1954] |
| RHP77678 | Ordnance Survey 6 inch plan (Perthshire, sheet XCVII.NE) marked to show farm boundaries | [1944-1954] |
| RHP77679 | Ordnance Survey 6 inch plan (Perthshire, sheet XCVII.SW) marked to show farm boundaries | [1944-1954] |
| RHP77680 | Ordnance Survey 6 inch plan (Perthshire, sheet XCVII.SE) marked to show farm boundaries | [1944-1954] |
| RHP77681 | Ordnance Survey 6 inch plan (Perthshire, sheet XCVII.SW) marked to show farm boundaries | [1944-1954] |
| RHP77683 | Ordnance Survey 6 inch plan (Perthshire, sheet XCVII.NE) marked to show farm boundaries | [1944-1954] |
| RHP77684 | Ordnance Survey 6 inch plan (Perthshire, sheet XCVII.SE) marked to show farm boundaries | [1944-1954] |
| RHP78561 | Ordnance Survey 6 inch plan (Perthshire, sheet CIX.NE) marked to show farm boundaries | [1944-1955] |
| RHP78592 | Ordnance Survey 6 inch plan (Perthshire, sheet CIX.NW) marked to show farm boundaries | [1944-1955] |
| RHP78593 | Ordnance Survey 6 inch plan (Perthshire, sheet CIX.NW) marked to show farm boundaries | [1944-1955] |
| RHP78594 | Ordnance Survey 6 inch plan (Perthshire, sheet CIX.NE) marked to show farm boundaries | [1944-1955] |
| RHP78595 | Ordnance Survey 6 inch plan (Perthshire, sheet CIX.NE) marked to show farm boundaries | [1944-1955] |
| RHP83340 | Plan of the old glebe at Aberdalgie and the ground proposed to be given in exchange relative to excambion between Earl of Kinnoull and Kirk Session of Aberdalgie | Mar 1832 |
| RHP120030 | Duplicate plan and elevation of Forgandenny viaduct over River Earn (London Scottish & Midland Railway) | 1947 |
| RHP143400/12/1 | Ordnance Survey 6 inch plan, Perthshire, Sheet NO 01 NW | 1960s-1970s |
| RHP143400/12/2 | Ordnance Survey 6 inch plan, Perthshire, Sheet NO 01 NE | 1960s-1970s |
| RHP143400/12/7 | Ordnance Survey 6 inch plan, Perthshire, Sheet NO 02 SE | 1960s-1970s |
| RHP143400/12/8 | Ordnance Survey 6 inch plan, Perthshire, Sheet NO 02 SW | 1960s-1970s |