Calculator, Odhner

Serial No. 39-289679, Desk top mechanical calculator that belonged to Ted Rippon, ALS. It is...

EDM – Electronic Distance Measuring Devices

The introduction of electronic distance measuring (EDM) in the late 1950s was the start of...

EDM, Geodimeter Model 6

Serial 6571. This instrument is 21" high, 14" wide, 8.5" deep (with scope in vertical...

EDM, K & E, Ranger 5

Serial No. 07B5012. Made in U.S.A by Laser Systems & Electronics, Inc. An Affiliate of...

Chains and Tapes

There are a number of different types of "Tapes" in the Society collection and a...

Chain, Gunter’s

The Gunter’s Chain, designed in England by Edward Gunter in 1620. It was one chain...

Theodolites

The term “theodolite” can be traced back to the sixteenth century in Europe. Although there...

Theodolite, Wild, T4

Theodolite, Cooke, Troughton & Simms

s/n V012065 Theodolite with carrying case: COOK, TROUGHTON & SIMMS, LTD. YORK. ENGLAND. V012065 A...