Triangulation applied to sheet metal pattern cutting : a comprehensive treatise for cutters, draftsmen, foremen and students ... (1920)
Kidder, F. S. (Fred SMith), b. 1863 · New York : The Sheet Metal Publication Company · leaf 92
83 ENDS NOT IN PARALLEL PLANES In an endeavor to explain the principles involved in problems of this nature, a position of the object as shown at C, Fig. 51, is first assumed. As a second example, the same object will be assumed to occupy a position as shown at A, Fig. 51, and the plan and… … Fig. 51. Scenographic Representation of One Irregular Form Occupying Different 'Positions. oblique supplementary plane. This will clearly show how two patterns which finish the same may be developed from two sets of diagrams presenting a wide variation in ap- pearance. These diagrams are, in fact,…
Sheet-metal work
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
