Panama Canal traffic and tolls.
By: Preliminary statement by Emory R. Johnson, special commissioner on Panama traffic and tolls .
Series: [U.S.] 62d Cong., 2d sess. Senate. Doc -- 575
Publisher: Govt. Print. Off.
Published: 1912
Place of publication: Washington
Language: eng
Number of pages: 95
Subjects: Panama Canal (Panama)
Notes: Contains five sections of a report being prepared by direction of the Secretary of War, upon the general subject of Panama Canal traffic and tolls

The maps illustrate the coaling stations of the world and the trade routes and distances by existing lines and by the Panama Canal