Category Archives: Survey Artifact Collection

Level, Wye and Dumpy, P & R Wittstock

Dumpy level No 865 with wooden box, manufactured by P & R Wittstock, Berlin.

Level, Wye and Dumpy, W. & L. E. Gurley W. & L. E. Gurley

Four leveling screws, scope 15" long, engraved "W.&L.E.GURLEY TROY N.Y."

Level, Wye and Dumpy, Cooke, Troughton & Simms

s/n S042193. This split bubble Level was Manufactured by Cooke, Troughton & Simms Ltd. of...

Level, Wye and Dumpy, Keuffel & Esser

Keuffel & Esser, tilting level, Serial No 91426 with wooden box.

Level, StanleyLevel, Wye and Dumpy,Level, Stanley

"48318, STANLEY, LONDON, MADE IN ENGLAND" is inscribed on the scope of the level.

Planimeter

The planimeter was a mechanical device that was used well before the mid-20th century. Determining...

Planimeter, ALSA 2006.11.01

Zero setting compensating planimeter, complete with original case, manual, all parts and accessories.

Planimeter, Stanley

Metal Planimeter in a leather-covered wooden case which also contains a metal counter-weight. "Stanley, Great...

Planimeter, Hughes Owens

Planimeter, The Hughes Owens Co. Ltd. s/n 10990, in black box.

Planimeter, A.OTT

Planimeter, A.OTT, s/n 127274 in black box.