Inside Out Library
Descriptive geometry (1909)
Anthony, Gardner Chace, 1856- [from old catalog], Ashley, George Francis, [from old catalog] joint author · Boston, D. C. Heath & co. · leaf 26
Fig. 20. … a r K \ \ \ 1 1 11 1 I1 1 1 ;^ 1 11 z^ ! Kl\ Fig. 19 I p/. I I I Fig. 21Geometry, Descriptive
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