Mechanical drawing : a manual for teachers and students (1902)
Cross, Anson Kent · Boston : Ginn & Co. · leaf 160
r- »A … 152 M&CHANICAL DRAWING. PLATE XVII. Fig. 109. Top and frojit views of a vertical cone intersected at theleft by a horizontal triangular prism, and at the right by a squaie pris7?i. The points in which edge D of the triangular prism and edges 2 and 4of the square prism intersect the cone are…
Mechanical drawing
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