San Francisco : Architect and Engineer, Inc · leaf 350
56 THE ARCHITECT AND ENGINEER … .->! Alia A.-^^.. I.ULU .-^l.-vl bSAN FRANCISCO I Hr,.v 1 l-.K. four steel cables each, which run to a pulley at one side, connected withvertical ropes and counterweights which work easily up and down, likeold-fashioned elevators, so that one man can handle two or three atonce if need l)e. The…
Architecture · Building
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