Anthony, Gardner Chace, 1856- [from old catalog], Ashley, George Francis, [from old catalog] joint author · Boston, D. C. Heath & co. · leaf 32
evolved when theprofile projections of the other points were de-termined. If the horizontal projection of onepoint be revolved, then the horizontal projec-tions of all points must be revolved, and ver-tical projections must not be revolved. 23. P may be revolved in either of thedirections shown by…
Geometry, Descriptive
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