- 2 ½-inch Reflecting Telescope, late 18th Cent...
- 6-Draw Scottish Pocket Telescope by Bell, c. ...
- English Surveying Level Instrument by Trought...
- Marine Pocket Telescope by Krüss, c. 1870...
- Drum Microscope by Oberhäuser and a Brass Tel...
- Miniature Telescope, 18th Century...
- French Graphometer by Bernier, Paris, c. 1780...