Notes in engineering, 3a, Harvard university (1904)
Kennedy, F[rank] L[owell] [from old catalog], Norton, Arthur Edwin, [from old catalog] joint author · Cambridge, Mass. · leaf 76
I. Reproduce Developments on piece of Duplex Paper; Cutout and fold to produce original subject. A. B. NOTES As on Sheet 11 the purpose of Development is to obtainPatterns which, when cut and properly folded, will pro-duce the original subject drawn. In T. V. the apex of the Triangular Prism starts…
Mechanical drawing
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