The builder's practical director; or, Buildings for all classes, containing plans, sections and elevations for the erection of cottages, villas, farm buildings, dispensaries, public schools, &c., with detailed estimates, quantities, prices, &c. .. (1855)
Leipzig, Dresden : A. H. Payne; [etc., etc.] · leaf 164
STAIRCASES AND TRAP - DOORS. 77 … Fig. 2. Represents a trap-doorclosed, and secured by two ironbars, with loops and staples havingfree play at tlie top; the other endof the bars dropped on to thestuds, screwed on each side ofthe steps, which are here re-pr(!Sonted as drawn up and flushwith tlic ceiling; A istlie belayingpin, around…
Architecture
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