Blueprint reading; a practical manual of instruction in blueprint reading through the analysis of typical plates with reference to mechanical drawing conventions and methods, the laws of projection, etc (1919)
Fairfield, Howard Parker, 1858-, Kenison, Ervin, Waite, Edward B. (Edward Broughton), 1873-, American Technical Society · Chicago, American technical society · leaf 244
VMldoo 2. Drawing Pencil Line with T-Square and Triangle 88 MECHANICAL DRAWING 23 … Position 3. Inking a Line with Pen and T-Square
Mechanical drawing · Blueprinting
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.