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 121
4, 57, 60 inches, in wooden box. . ■ 12.00 6110 Celluloid Railroad Curves, same as in 6108, in box ij-oo 6111 Rubber Railroad Curves, 40 in set, 3-120 inch radius, viz.: 3, 4, 5, 6, 7, 8, 9, 10, ii, 12, 13, 14. 15, 18, 21, 24, 27, 30, 33, 36,39, 42,45,48,51, 54, 57,60,66, 72, 78,84,90, 96, 102,… … 6115 Rubber Railroad Curves, with Tangent, 41 in set, marked in degrees and inchesto scale, 100 leet 1 inch, viz.: o^o7—114.59 in. 3°-30/ -- 16.37 in. 6° —9-35 in- 8°.3o=6.75 in. i° =57 30 in. 3°.45- 15.-8 in. 6°.i5 -.,.17 in. 8°45/=6.55 in. I°.I5= 45.84 in. 40 =14.33 in. 6°.3o^8.S2 in. 90 =6.37…
Drawing instruments · Surveying instruments
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