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 24
ed to philosophical, meteorological, astro-nomical, photographic, optical and other apparatus, from themost simple to the most delicate in character. The Companys importations of lenses and spirit-levelsare of the very best European make. In the summer of 1892 Mr.Lietz spent several months on the… … CENTERING APPARATUS FOR TESTING GRADUATIONS,In the Adjusting Room.
Surveying
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