Data on Welland Ship Canal, or fourth Welland Canal. See also numerous references in Engineering Index 1930 p 261 and 1931 p 190. Before Am Assn Port Authorities. (See also - (discussion) p 191-2)
Welland ship canal
World Ports
World Ports ; 20 , n 3
1932
12 pages
Article (Journal)
English
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Engineering Index Backfile | 1931
Engineering Index Backfile | 1918
|Engineering Index Backfile | 1931
Welland ship canal. The lock gates of the Welland ship canal
Engineering Index Backfile | 1928
|Engineering Index Backfile | 1930