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 93
711 Rival Slide Rule, 10 in., mahoganystock, celluloid facings, light construc-tion, with Indicator, Nos. 2790 or 2791,with directions, in case each, $3.00 Stadia Slide Rule. Contains, besides the regular scales on the Preci-sion Slide Rule, additional scales for calculatingstadia readings. 2713… … 2715. (| actual size.) The Midget Slide Rule combines the accuracy of a regular 10 inch PrecisionSlide Rule with the convenience afforded by its compactness and portability. Althoughits dimensions are restricted to only 5^ in. in length, 1 in. in width and TBy in. in thick-ness, and its weight,…
Drawing instruments · Surveying -- Instruments
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