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Plane Table, ALSA 2010.06.03

Wooden plane table with canvas bag. c/w tripod ALSA 2010.06.02.

Alidade, Bausch & Lomb

Plane table alidade with box c/w tripod ALSA 2010.06.02 and Plane Table ALSA 2010.06.03

Altimeter, Gischard