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 307
and the lengths between, may be shown in the front elevation A. From this view, only theforms of the cross-section could not be ascertained. Some mightbe square, some hexagonal, or some cir-cular, but the plan B shows that all arecircular. Summary. The principles of projec-tion which have been used…
Mechanical drawing · Blueprinting
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