San Francisco : Architect and Engineer, Inc · leaf 557
-4^ RESEARCH DEVELOPMENT … y:^y^ CONCRETE CORE 3^ f-1 E I U11= h- Concrete foundation shown at bottom of above de-sign is iilte heavy keel or anchor to provide a solidbase for tower—relatively narrow reinforced con-crete stem connects base with tower structureproper—each floor is given cantilever type supportfrom central…
Architecture · Building
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