Shaw's Civil architecture; being a complete theoretical and practical system of building, containing the fundamental principles of the art (1852)
Shaw, Edward · Boston, J. P. Jewett · leaf 93
IVfXo.iltmS: PRACTICAL GEOMETRY. 59 A. r B, and draw P r perpendicular to, and inter-secting, A B in q, join tlio points e r, and producee r to /. Produce A B to C, so that B C may be equal tothe semicircular arc B r A. Draw C D perpendic-ular to B C, and make C D equal to A K, and drawthe straight…
Architecture · Building
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