JEWELLERY, ANTIQUE & ART AUCTION Tuesday, 25 February 2020 / 10:00 am start
A cased Stanley (Great Turnstile Holborn London) Amsler type planimeter
Realised: $80 plus premium
Lot Details
for measuring irregular 2D area, serial number 22289, c.1895, in German silver, calibrated for measuring in square inches.