Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 397
he pipe. To do this without danger of confusing one as towhether the diagonal piece is intended for vertical pipe or for a di-agonal piece in the horizontal plane, make such lines dotted insteadof solid, as diown at C, Fig. 102. To indicate the direction in which bracket openings look, by theway in… … Fig. 103. Diagram of Gaspipe Lines. 324 PLmiBIXG 101
Architecture · Building · Carpentry
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