286 MARINE REVIEW August, 1925 DIFFERENT STAGES OF CONSTRUCTION OF THE CHANNEL STEEL BARGES BUILDING AT THE ATLANTIC WORKS EAST BOSTON.— UPPER LEFT, SHOWS BOTTOM BUILT OF CHANNELS RIVETED SIDE TO SIDE—THE TWO VIEWS BELOW SHOW SIDES IN PLACE —UPPER AND CENTER RIGHT, GIVE A CLOSE UP OF THE STRUCTURAL FEATURES—LOWER RIGHT SHOWS THREE BAR- GES PRACTICALLY COMPLETED IN DRY DOCK FOR PAINTING AND FINISHING TOUCHES—TAKEN LATE IN JULY