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 198
ate 5 or 10seconds. This circle may be omitted. The telescope may be either in the middleor at the side; axis reversible. The dimensions and optical powers of the telescope vary within the same limitsas in the case of the preceding alt-azimuth instruments. Striding level for telescopeand fixed… … No. 41 f.THEODOLITE WITH MICROMETER-MICROSCOPES. Horizontal circle, 8K inches diameter. Both microscopes read 5 seconds direct.Striding level to telescope, Price, $650.00. With vertical circle, 6y2 inches diameter, reading to 10 seconds, by double verniers, Price, $750.00. (See the opposite page.)…
Surveying
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