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Radiophone
Radiophone, also known as a radiotelephone, is a device that uses radio waves to transmit...
Alidade, W. & L. E. Gurley
Alidade, W. & L. E. Gurley
Compass, Trough
12 cm long X 1.5 X 1.7 cm. Lever to lock compass needle on side.
Alidade, K&E
Alidade, Keuffel & Esser Co., Serial No. 103971 matching tripod and plane table ALSA 2012.02.02.
Plane Table (Includes tripod)
Plane table, tripod, box and two caps for tripod head.
Alidade, Bausch & Lomb
Plane table alidade with box c/w tripod ALSA 2010.06.02 and Plane Table ALSA 2010.06.03
Plane Table, Sights with Straight Edge
Plane table sights with leather case.
Plane Table, ALSA 2010.06.03
Wooden plane table with canvas bag. c/w tripod ALSA 2010.06.02.
Plane Tables
The plane table and alidade has been used for mapping topographical features for centuries. Don...
Plane Table Tripod, Wooden
Tripod for plane table.