The Panama canal and the intercoastal trade
By: [by] Arnold Kahle Henry.
Published: 1929
Place of publication: Philadelphia
Language: eng
Number of pages: 108
Subjects: Shipping -- United States.; Panama Canal (Panama); United States -- Commerce.
Other titles: Intercoastal trade.
Notes: Bibliography: p. 110-111
Thesis (Ph. D.)--University of Pennsylvania, 1929.