Vertical Control on the Great Lakes

1965 ◽  
Vol 91 (1) ◽  
pp. 35-49
Author(s):  
Gilbert E. Ropes
Keyword(s):  
1965 ◽  
Vol 91 (2) ◽  
pp. 68-73
Author(s):  
Karl Ramsayer ◽  
R. Robinson Rowe
Keyword(s):  

1896 ◽  
Vol 42 (1072supp) ◽  
pp. 17142-17142
Keyword(s):  

1886 ◽  
Vol 22 (555supp) ◽  
pp. 8866-8867
Author(s):  
G.Archie Stockwell
Keyword(s):  

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