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 26
EEVEL TESTER,Adjusting Department. … APPARATUS FOR DETERMINING THE MAGNETIC INFLUENCE OF METAL,Adjusting Department. i THE A. LIETZ COMPANY. 0 Keference will again be made to these parts in the descriptionof the instruments. The object has been to manufacture every detail in theSan Francisco shop; but those parts which cannot be…
Surveying
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