San Francisco : Architect and Engineer, Inc · leaf 78
PAPER BOXES (1) create forms for second-floor slab; delivered flat and assembled on job. POURING CONCRETE (2) at gradelevel for second-floor slab, using bucket swung on crane. LIFT-SLAB (3) method raises slab from grade to second-floor level;egg crate inserts of paperbox forms visable below.…
Architecture · Building
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
