A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 158
\ 11 n/-KyA/^ 1 1 1 1 ^P^-^f^w 1 1 1 1 ^ >i 1 1 1 X V />. 1 1 1 Ar C^ 1 1 AS ry\^ 1 1 /\SJ »t 1 1 oO* a V-**^-—1—— 1 ^^vjV [ 1 1 1 L^^Z^O \ 1 1 ^ 1 1 1 i^ ^~~^*^-j :\i 1 1 j^ /-~-,—-/*~- 4 1 1 C_--->—,~^ T 1 1 I ■ __ J 1 1 1 1 1 1 1 1 1 III Fig. 113. often effected by building in headers,… … Fig. 114. courses, the header and stretcher courses being bonded byheaders, as shown at a. 148 MASONRY. §7 265. Skewbaeks.—When brick arches of large span areto be built, they should in all cases have a solid bearing forthe arch to spring from; such a bearing is called a skcivback,or springing…
Architecture · Building
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