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April, 1919 THE MARINE REVIEW 45 eo oe UUQQQUUVOGQQQUUONOQQAUUONENQQUUOOGNOCUONASEOUUOOOAUOUUOOAENTI This ponderous Pontoon Crane was Wr SIM designed and manufactured for the . United States Navy by The Wellman- Seaver-Morgan Company for lifting, handling, and moving heavy guns, ‘turrets,and armour plates to and from battleships without the necessity of running into dry dock; for raising ¥ ‘ small sunken craft, such as tugs; for launching moderate sized boats; for a 7 lifting them out of the water for scraping; for fitting out ships; for placing boilers in launched hulls; for extraordinary literage problems; and in fact for any service where heavy | ‘lifting on or around docks or 3 anchored vessels is required. American Made 5 Features of the W-S-M Pontoon Crane The jib raises and lowers, and the auxiliary hoist—of 25 tons capacity —travels up and down on the jib with a maximum reach of 80 feet overside. The main hoist, rated at 150 tons, is fixed on the jib and has a reach of 70 feet. When fully loaded, the vertical speed of the main hoist is four feet per minute. The full load is brought from the extreme outboard to the extreme inboard positon in 17 minutes. Size of pontoon, 85x 140 x 15 feet, built THE of open hearth steel; maximum list of 6% with two feet minimum freeboard; Wellman-Seaver-Morgan deck storage capacity of 300 gross tons. Company 4 FOVNQQQQQQQQQQUQAUUUUUUNUNNEOGAQQQQQQQQGUUUUUCOOOEALI Cleveland, Ohio, U. S. A. UHNNNINTTTATATTE It is an interesting example of the kind of problems daily being solved by our engineers. Pe Re Fee ott PS OOS GPX EERE EP ila at aS cae e Please mention THe Marine Review when writing to Advertisers