Young, George, jr, Baxter, Hubert Eugene, joint author · New York, Macmillan · leaf 260
Fio. 223 XI, § 201] APPLICATIONS OF CHAPTERS VII-VIII 241 of the opening must be the same inside and out, both at thecrown and at the springing line. Four methods of generation are shown and others are pos-sible, of course. In order to assist in a clear conception of thedifference between the… … CASE 1-Nredrices:abc,defand pp. ; abc, def i^^i d^iV/ , ;.>•. qnd .ox « • • ., i Auxiliary vertica V. gn. Wnti It III ^ ghi, kli.. , -3... and H. ,^(/ i i ■J^^ and uniform • /I, I I .t) IMM^X. «#MIU.^_ 1 1 *(,. (cutting plane.-i-N i*|j rate of mot-bneoch. ^%.
Geometry, Descriptive
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