Manual of modern surveying instruments and their uses .. (1893)
Lietz, firm, math. instr. makers, San Francisco. (1893. The A. Lietz company) [from old catalog] · [San Francisco] The Company · leaf 174
shifting center, .... Prism attachable to eye-piece, .... Extra extension tripod, ...... Half-length tripod, ...... Detachable side telescope, ...... Lamp for mining engineering, of brass, with ground lens,Reflector, for illuminating cross hairs, .... Plummet lamp, ...... Large plumb-bob, weight 4… … A. Ljetz Company, Makers, San Francisco, Cal. No. 21. COMPOUND MINING AND SOLAR TRANSIT. Price Complete, $313.OO. For details, see the back of this plate. No. 21.COMPOUND MINING AND SOLAR TRANSIT. This instrument is like No. 9, with the Saegmuller solar attachment. It possesses a double center,…
Surveying
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
