Hasluck, Paul N. (Paul Nooncree), 1854-1931, ed · Philadelphia, D. McKay · leaf 160
IP ID □ 1 rn nii—~* i Oia 1 ! IH -J w o boao a> .3 to PI Ph … 142 CARPENTRY AND JOINERY. where it is connected with the lower prin-cipal rafter, is in compression—but onlythis portion. The compressional stress isthen transmitted to the lower principalrafter, the remainder of the queen-post short; then the tie-beam is forced to theshoulders of the queen-posts,…
Carpentry · Joinery
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