Illustrated catalogue and price-list of drawing and tracing papers, sun print papers and equipments, drawing instruments and materials, surveying instruments, accessories, etc. / Kolesch & Company. (1917)
Kolesch & Company · Kolesch & Company · leaf 263
nometer scale. 7950 Prismatic Surveying Compass and Clinometer, 3 inch, withfloating card compass dial, jeweled center, clinometer scalegraduated OM8O0 with scale of rise and fall of inches peryard, folding prism and metal sight, bronzed metal case.In solid leather sling case each, $34.00 7952 Same… … DESCRIPTION.The instrument is used in military operations for measuring angles ofelevation or depression. It is also of great service in the question ottransport of guns and stores, as by knowledge of the dip or rise in a hillthe officer will know whether he has sufficient horse power to draw…
Drawing instruments · Surveying -- Instruments
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