Mechanical drawing : a manual for teachers and students (1902)
Cross, Anson Kent · Boston : Ginn & Co. · leaf 142
A A —-\ \ \ 134 MECHANICAL DRAWING. PLATE XL Fig. 95. Top^ fronts and right side views of an hexagonal pyra7nidintersected by a plane oblique to the base; the true shape of the sectionmade by the plane, and the develop7nent of the lateral surface of the Pyra-mid. All the points of intersection of…
Mechanical drawing
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