| Historic Environment Scotland | Listed Buildings Register | 1676 | |
| National Archives of Scotland (formerly SRO) | Gifts and deposits | | Gordon Castle Papers GD44/43/215/49/18 |
| National Archives of Scotland (formerly SRO) | Gifts and deposits | GD 44/48/70 | |
| National Archives of Scotland (formerly SRO) | Register House Plans | | RHP 2498 31768-8 |
| National Monuments Record of Scotland/NMRS, RCAHMS | Drawings Collection | | |
| National Monuments Record of Scotland/NMRS, RCAHMS | List of jobs supplied by Mr Alistair Ross, Inverness (given to NMRS in 1950s) | | |
| RIBA Archive, Victoria & Albert Museum | RIBA Nomination Papers | | John Alistair Ross: L no3765 (box 16) & F no2946 (box 14) |