Long-range maritime program : Hearings, Ninetieth Congress, second session, on H.R. 13940 [and others]. - Washington : U.S. Govt. Print. Off., 1968. - vii, 768 pages 23 cm Hearings held April 23-May 28, 1968. "Serial No. 90-27." CRDP Program record. LCCN: 68061927 Subjects--Topical Terms: Merchant marine--United States.Merchant marine. Subjects--Geographic Terms: United States. LC Class. No.: KF27 / .M464 1968a Dewey Class. No.: 387.5/0973 GPO Item No.: 1021 Gov. Doc. Class. No.: Y 4.M 53:90-27