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. (1907)
Kolesch & Company · Kolesch & Company · leaf 93
o of 1 : .7854 12.50 Rival Slide Rule. 2711 Rival Slide Rule, 10 in., mahogany stock,celluloid facings, light construction, with Indi-cator, Nos. 2365 or 2366 each, $3.00 StadiaSlide Rule. Contains besides the regular scales on the Precision SlideRule, additional scales for calculating stadia… … 2715. (| actual size.) The Midget Slide Rule corbines the accuracy of a regular 10 inch PrecisionSlide Rule with the convenience aiforded by its compactness and portability. Althoughits dimensions are restricted to only 5-} in. in length, 1 in. in width and-ft in. in thick-ness, and its weight,…
Drawing instruments · Surveying instruments
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