Energy Conservation: Joint Hearings Before the Subcommittee on Energy and Power of the Committee on Interstate and Foreign Commerce and the Subcommittee on Housing and Community Development of the Committee on Banking, Currency and Housing, House of Representatives, Ninety-fourth Congress, Second Session, on Title I of H.R. 14205 and Title IV of Senate Amendments to H.R. 12169 Bills Dealing with a Variety of Forms of Federal Aid to Stimulate Energy Conservation Efforts, July 19 and 20, 1976