Practical problems in mechanical drawing and blueprint reading (1921)
Sturtevant, Walter W. [from old catalog] · Minneapolis, Minn. : Practical problems co. · leaf 14
12 … 7 ^ ^3 A -i H~ 1 -2i & a 1 ^ _ 1—r- -^ ^- T ^K i: t T^ -: 9- r\^ nf 1 H 1 y^ \ ^ -5 1 ^ 1 j 11 1 \ t / , i| ! ; 1 1 1 \ 1 fr\ f ! II ii i;! P/\ UW L£Fr END 1 !■ CASr/NG 14 TANGENTS In the development of good technic in Me-chanical Drawing there is probably no pointthat presents greater…
Blueprints · Mechanical drawing
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
