Leeds, Charles Carley, 1870- [from old catalog] · New York, D. Van Nostrand company · leaf 68
rated,marking them with letters and figures as shown. Then find the truelength of each of the slope lines ABCD, etc. These lengths may befound in the manner indicated on the illustration, which the studentshould be able to understand without help. Now, using these lines with the top and base lines,… … True lengfh CLASS Industrial trade Machinist NAME John W.Roberts date tvlay 6^07. THE CARNEGIE TECHNICAL SCHOOLS PITTSBURGH, PA. School or ApPf?E>^T/c£:s and joupneymcn MECHANICAL DRAWING Intersections and DevelopmentsTriangulation Development SCALE Full Size o WG. Wo. B-1023 LESSON No. 29.…
Mechanical drawing
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