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 166

An illustration from 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, leaf 166 — J B 23162 XXVI MORGAN CONSTRUC B 23162 42 thejus bein\th<mi pnofth oncadi.prararshw»ai BLUEPRINT READING 43 not fail to observe that the gear teeth are 20 degrees involuteinstead of the ordinary 14J degrees, also that the pitch of theteeth is given as circular pitch instead of the more…

Mechanical drawing · Blueprinting

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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)

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