| Collection | GB 0231 University of Aberdeen, Special Collections |
| Level | Item |
| Ref No | MS 2131/5/II/28 |
| Alt Ref No | MS.2131.1 (120) |
| Title | 'Prop. Supposing that the upper part a bridge is to be horizontal...' |
| Date | 18th century |
| Description | 'Prop. Supposing that the upper part a bridge is to be horizontal...' 1 p. [MS.2131.1 (120)] |
| Access Status | Open |