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 100
2943 Planimeter, German silver, for measuring areas up to 100square inches, in inches, tenths and hundreths of asquare inch. Xeedle pole to balance instrument, FixedTracer Arm, in case each, $16.50 … 2945 Polar Planimeter, German silver, with Adjustable TracingArm, about 9 inches long, for measuring areas. Withspecial arrangement for determining the mean height ofIndicator Diagrams. Xeedle pole, test plate and direc-tions in morocco case.. each, $35.75 For Indicator Scales, see list of scales.…
Drawing instruments · Surveying -- Instruments
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