6 REPORT OF COMMISSIONER OF FISH AND FISHERIES. 



Index to the detailed plans of the steamer Albatross— Continued. 



M 



HULL. 



The Albatross has a " bar " keel of the best hammered iron, 8 by 2^ 

 inches, scarfs 25 inches in length. There is one bilge keel on each side 

 LO^ feet from the center line, parallel thereto, of two angle-irons 4 by 

 6 by f inches, with a J inch iron plate 16 inches deep riveted between, 

 80 feet in length, tapering in depth to nothing at each end. 



The stern-]30st is of the best hammered iron, 7| by 2 J inches; and the 

 stern is of the same material, 7J by 2^ inches. 



The frames are of angle-iron ; those under the engines and boilers 4 

 by 3 by j^^ inches ; forward and aft of these they are 3^ by 3 by Sc- 

 inches. Frames and floor spaces, 21-inch centers. 



Tiie floors are in one piece 18 inches deep and --^ inch thick for three- 

 fifths the vessel's length amidships, -f-g inch thick forward and aft. They 

 are on every frame extending 20 inches above the top of the floor amid- 

 ships, molding to the size of the frames. 



One limber-hole is cut on each side of the center keelson. Enlarged 

 floors with necessary angle-irons and strengthening plates are provided 

 for the foundations of the engines and boilers. 



