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 150
* . 10.00 Variation plate, . . . . . . . .10.00 Arrangement for offsetting right angles, . . . . 5.00 Striding level to axis of telescope, . . . .20.00 Constructed with three leveling screws on base plate, instead of four. 10.00 Three leveling-serew shifting center, . . . .5.00 Prism, attachable to… … The A. L/Ietz Company,Makers, % San Francisco, Cal. No. 2. TRANSIT, WITH LEVEL TO TELESCOPE. Price, $215.00. For details and extras, see the back of this plate. No. 2. Dimensions and Weight. Horizontal Circle (measured to the edge of graduation), . 6^ inches diam. Compass Needle, ...... 4J- long.…
Surveying
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