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Planimeter, Alpha
Compensating Planimeter No. 19699
Planimeter, A.OTT
Planimeter, A.OTT, s/n 127274 in black box.
Planimeter, Hughes Owens
Planimeter, The Hughes Owens Co. Ltd. s/n 10990, in black box.
Planimeter, Stanley
Metal Planimeter in a leather-covered wooden case which also contains a metal counter-weight. "Stanley, Great...
Planimeter, ALSA 2006.11.01
Zero setting compensating planimeter, complete with original case, manual, all parts and accessories.
Planimeter
The planimeter was a mechanical device that was used well before the mid-20th century. Determining...
Level, Stanley
"48318, STANLEY, LONDON, MADE IN ENGLAND" is inscribed on the scope of the level.
Level, Keuffel & Esser
Keuffel & Esser, tilting level, Serial No 91426 with wooden box.
Level, Cooke, Troughton & Simms
s/n S042193. This split bubble Level was Manufactured by Cooke, Troughton & Simms Ltd. of...
Level, W. & L. E. Gurley
Four leveling screws, scope 15" long, engraved "W.&L.E.GURLEY TROY N.Y."