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 99
2945 Polar Planimeter, German silver, with Adjustable Tracing Arm,about 9 inches Ion?, for measuring areas. With special arrange-ment for determining the mean height of Indicator Diagrams.Needle pole, test plate and directions in morocco case each, $35.75 For Indicator Scales, see list of scales.… … ^
Drawing instruments · Surveying instruments
Internet Archive · Building Technology Heritage Library · Public Domain Mark 1.0. Free to use for anything.
