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 26
and dry the paper evenly. A wringer of this kind will pay for itscost in a very short time by the saving of labor and time in drying blue prints.Rollers are 3 inches in diameter.690 Blue Print Wringers : 24 in. 30 in. 36 in. 38 in. 44 in. 48 in longEach $3200 $4000 $45.00 $47-°o $5000 $55.00… … CONSTRUCTION. The machine consists of a half cylinder of heavyplate glass, set upright, and against which tracingsand paper to be printed are firmly held during ex-posure by a heavy canvas curtain. In the center ofthe cylinder an arc lamp of high power travels fromtop to bottom of machine at a…
Drawing instruments · Surveying -- Instruments
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