Price list of drawing materials, architects and engineers, supplies, blue process papers, etc (1886)
Soltmann, E. G., New York. [from old catalog] · New York, Holt brothers · leaf 124
Case, each, $3.50 Elustrated Treatise on the Use of the Odontograph, by Prof. S. W.Robinson u 50 8728. Willis Odontograph, No. 1, for drawing the teeth of small wheels by diametrical pitch, when only a single arc is required 2. 75 8730. Willis Odontograph, No. 2, for drawling the teeth of larger… … No. 8750. 8752. 8750. Measuring Instrument, in fine Morocco Case each, $2.25 8752. Measuring Instrument 2.00 To measure, it is only necessary to move the instrument over the surface.The small dial registers the feet and the large one, the inches. WTien 25 feethave been traversed, the small hand has…
Drawing instruments
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