Fry, Horace Pugh. [from old catalog] · Philadelphia · leaf 8
T should be at hand atall times, and must contain the following: (consumed, brokenand lost portions to be replaced at once). A. One set of Drawing Instruments in a morocco-covered casehaving two metal hinges and clasps (see Fig. 1), the set toinclude 5i compass, pen, pencil and lengthening bar,… … 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.…
Mechanical drawing
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