In 1951, commercial traffic on Allegheny and Monongahela rivers amounted to 37 million tons; Ohio river carried 56 million tons; tugboat "James E. Lose" built by Ingalls Shipbuilding Corp, for U S Steel has welded hull 115×27× 8 ft 6 in., and is powered by two Fairbanks-Morse Model 38 D 8 1/8, 4-cyl, 2-cycle diesels rated at 640 hp at 720 rpm. (See also Motorship v 37 n 11 Nov 1952 p 18-9)
36 million tons in '51 -- Breaks all tonnage for Pittsburgh
Naut Gaz
Nautical Gazette ; 147 , n 5
1953
Aufsatz (Zeitschrift)
Englisch
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36 million tons in '51 -- Breaks all tonnage for Pittsburgh
Engineering Index Backfile | 1952
Engineering Index Backfile | 1947
|Loading six million tons of coal
Engineering Index Backfile | 1930
|Loading six million tons of coal
Engineering Index Backfile | 1930
|Amsterdam Port Region: 54.7 Million Tons Moved
British Library Online Contents | 1997