A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 226
t,-^! / ,/ / /-. ... a e«V* e* &^e^^ V Fig. 5.5. rt^ and c/ as the points through which it is desired to drawthe joints. Draw tangents to the ellipse at the points b andr, intersecting at d\ also, the lines ad and be; draw fromd\ d^^ d^, etc., lines intersecting ad at/, f\ y^ etc.From these…
Architecture · Building
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