Technical supply co., Scranton. [from old catalog] · Scranton, Pa., Technical supply co · leaf 315
BAUSCH & LOME SURVEYORS TRANSIT … 3915L 3915L. Surve30rs Transit with double opposite verniers, minutegraduations, vertical clamp, telescope bubble, and vertical arcwith adjustable vernier. This type of instrument may also besupplied with inverting telescope if desired and is regularlyequipped with the continuous variation plate,…
Engineering instruments · Drawing instruments
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