Endangered Species : hearings before the United States Senate Committee on Commerce, Subcommittee on Energy, Natural Resources, and the Environment, Ninety-First Congress, first session, on May 14, 15, 1969.

Committee Serial No. 91-10. Considers S. 335 and similar S. 671 and S. 1280, to authorize the Secretary of Interior to designate endangered species, and to prevent the importation and interstate transportation of those endangered species.