Canal Tolls and Route Studies : hearings before the United States House Committee on Merchant Marine and Fisheries, Subcommittee on Panama Canal, Ninetieth Congress, first session, on May 9, 18, 1967.

Committee Serial No. 90-6. Considers H.R. 6791, to provide authorizations for a study to determine site for construction of a sea-level canal connecting the Atlantic and Pacific Oceans. Also considers toll increases for Panama Canal traffic.