Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 306
55 , Z tc ^H c» S c3 (11 (i| U s c3 a. a) H ■I.J ir. W3 Ph C3 •< ■4^ o •—t M •l-t C t/l .c u, 3 tl O < 3 X if. ^ O 0) a fe o I- ^ U 3 a H 0 > fl ^ o H o Z •-5 r« o O … 2 •< HCA H •< M(/}DO b O beti 3fl . M 2 « ^ > <!HK FT a *- MASONRY CONSTRUCTION 37 is suspended from a crane or movable frame running on a track, bywhich it is moved about as the work progresses. Tlie upper end ishopper-sha})ed, and is kept above the water; the lower end rests onthe…
Architecture · Building · Carpentry
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