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 92
No+e. (a.) Proportiorvs given for bolt head and mut ai^e i-h«^ i^&ucil s+and<ar-d <n pioc+ice. (b) For rtKJty^het- crf^ •tHrGads per inci^ (^Sf+artdar-d -for qiven diameter) ^ee .^hceJ K I ociae S^. Shc&r zo. FREE HAND ON SKETCHING PAD <:DTaye I - Dioz.n^ cj<->i B - v.^^ci… … Sinale L.H. Double R.H. Sinole R.H. Note (a) P»2Pfor double threat; Conventional Square Thr-ea<ds CoMventionol V Threads rroMt View Side Vievv
Mechanical drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Catalogue of the international exhibition of contemporary medals. March, 1910 [electronic resource] (1911)](https://img.insideoutlibrary.com/img/200/ia-bml-NK6310_Am3-126-143.webp)
