Fry, Horace Pugh. [from old catalog] · Philadelphia · leaf 9
Fi(i. 1. B. C.p. Triangular Box-wood scale having the following scak\s thereon:12^^ iy^ 6, 4^ 3^ 2^ \Y to the foot, and 50 parts to theinch divided tlie full length of the scale.One 8—45° celluloid triangle. Not less than ,\ thick.One 12^—60° celluloid triangle. Not less than ^^ thick. (5) G. H.I.… … E. One celluloid irregular curve, as shown in Fig. 2. (K. and E. No. 19.) F. T square, 30 blade (not set in head). Blade to have celluloid edges tongued and grooved to wood.Two 6H drawing pencils. (Kooh-i-noor, Van Dyke, Cast ell or Venus.)One small ink eraser. (E. Fabers improved.)One large pencil…
Mechanical drawing
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