ap filled in with frames and plating to proved to have an ample margin of power for mov- The other end of the chains received a pair of match the old hull—the whole job being completed in ing the heavy load. The full movement of 48 feet was 6-fold blocks. The forward blocks were fastened to the… … ces, which are variable. A new at the top and bottom of the dock, VIEW OF “IROQUOIS” FROM HEAD OF DRYDOCK. boiler must be tested to resist pres- and two pairs of double steam sure equal to at least twice the blowing-off pressure winches of the following dimensions: One with a 12x12-inch beam, laid…
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