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Van Nostrand's eclectic engineering magazine (1869)
[New York : D. Van Nostrand] · leaf 317
295 CABLE-MAKING FOE THE EAST RIVER BRIDGE. Fig,39 ^%jt m ! 1 — ': : ! I Top of Tower Scale H inch = 1 footEngineering
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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