- 3 Leveling Instruments...
- La Filotecnica Precision Theodolite, 1915...
- French Graphometer by Gondelar, Paris, c. 178...
- 5 Surveying Instruments...
- Theodolite by Pistor & Martins, c. 1865...
- 3 Leveling Instruments...
- 3 Surveyor's Crosses, 1820-40...
- 7 Wood Boxes for Surveying Instruments, c. 18...
- Irish Circumferentor by Walker & Son, c. 1805...
- Wild T2 Theodolite, c. 1930...