Brown, Harold Haven, 1869-1932 · Chicago, Atkinson, Mentzer & company · leaf 187
oi r … T-^QUARE <D 3 / PAPER. DRAWING BOARD 1 DIAGRAMS ILLUSTRATING THE USES OF TOOLSAND MATERIALS IN MECHANICAL DRAWING. 178 MECHANICAL DRAWING ] 79 For Mechanical Drawing you are provided with such mate-rials as are in common use by draftsmen the world over. Theseconsist of a drawing board with…
Drawing · Decoration and ornament
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