Higbee, F. G · New York, John Wiley & Sons · leaf 114
ion draw elements;these limiting elements will pierce H or V at the ends of the axesof the base. Construction. In Fig. 82, OQ is the given axis and the givenright section is a circle whose diameter is dc long. Revolve OQ CYLINDRICAL SURFACES 103 parallel to V; in this position it is projected at… … Fig. 82. d/C/ = ab and whose minor axis will be a^b^, or the projectionof ab on H. Through A and B draw Hnes parallel to OQ inits revolved position; these will be Hmiting elements and willpierce H at y, and x,, the ends of the major axis of the base in H.Likewise draw the hmiting elements through D…
Geometry, Descriptive
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