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 262
Prismatic Compass, 4 inch, card dial, jeweled center, folding sights, in solid leather sling case .each, 23.25 7948 Same as No. 7947, but with azimuth shades and mirrors, in solid leather sling case each, 31.00 7949 Metal Collapsible Tripod for Prismatic Compasses Nos. 7944- 7948, with ball and… … This instrument, when used as a prismatic compass, is placed in ahorizontal position, the altitude and clinometer dial being fixed to thestop so that the compass divisions are rendered visible through the open-ing, and can be used with the prism in the usual manner. As an altitudeinstrument it is…
Drawing instruments · Surveying -- Instruments
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