The following archives hold material relating to this person:
Arc ref classic
| Archive Name | Source | Source Cat No | Building Id | Item Name | Notes |
| RIBA Nomination Papers | RIBA Archive, Victoria & Albert Museum | 100005 | | | A no3355 (microfilm reel 26); F no1897 (microfilm reel 15) |
| Professor David M Walker, notes and collection of archive material | Professor David M Walker personal archive | 100041 | | | Personal information from David Stewart Soutar |
| NMRS Photographic Archive | National Monuments Record of Scotland/NMRS, RCAHMS | 200159 | | | Photograph of John Turnbull Maclaren and Soutar with staff Acc No 1999/132 (D21000) |