Category Archives: Survey Artifact Collection
EDM – Electronic Distance Measuring Devices
The introduction of electronic distance measuring (EDM) in the late 1950s was the start of...
Theodolite, Cooke, Troughton & Simms ALSA 2006.20.01
s/n V012065 Theodolite with carrying case: COOK, TROUGHTON & SIMMS, LTD. YORK. ENGLAND. V012065 A...
Calculator, Brunsviga
Brunsviga-Rechenmachine Dopple 132 Manufactored in Brunsviga Maschinenwerte A.G. Braunschweig
Calculato, Curta Type 1
One Curta Type 1 calculator & Metal Carrying case (Case is in two connecting sections}
Calculator, Curta Type II
Curta Calculator, Type II - 8 decimal places. The Curta was small enough to fit...
Calculator, Facit
Facit calculator. This calculator was made by Facit AB, in Stockholm, Sweden. It is marked...
Calculator, Lightning
Made by The Lighting Calculator Co. and produced from 1922 to WW2 in Grand Rapids...
Computer, Pocket HP33E
The HP-33E and HP-33C were the basic scientific programmable members of the 30 series. The...
Computer, Pocket HP25
The HP-25 was introduced in 1975. It was called a calculator by Hewlett Packard, however,...