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 272
Fig. 187. Shaded Elbow Joint Fig. 188. Shaded Section of Hollow Sphere zontal position, and Fig. 186 represents a section of a hollow verticalcylinder. Figs. 187 to 190 give other examples of familiar objects.
Mechanical drawing · Blueprinting
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