| Collection | GB 0231 University of Aberdeen, Special Collections |
| Level | Item |
| Ref No | MS 3470/27/91/1 |
| Title | 'Construction of the Pentagon and Construction of the Square.' |
| Date | 1st September 1807 |
| Description | Fortification designs; Subscribed 'C.M.Fraser, Und. Off. Sept 1st 1807.' |
| Access Status | Open |