Atlantic-Pacific sea-level canal study.
Subtitle: Hearing, Ninetieth Congress, second session, on S. 2948. April 2, 1968.
Publisher: U.S. Govt. Print. Off.
Published: 1968
Place of publication: Washington
Language: eng
Number of pages: 34
Subjects: Canals, Interoceanic.; Panama Canal (Panama)
Notes: "Serial no. 90-65."