Nominations of Hon. Lawrence Summers, John Joseph Callahan, and Howard M. Schloss : hearing before the Committee on Finance, United States Senate, One Hundred Fourth Congress, first session, on nominations of Hon. Lawrence Summers, to be Deputy Secretary of the Treasury; John Joseph Callahan, to be an Assistant Secretary of Health and Human Services; and Howard M. Schloss, to be an Assistant Secretary of the Treasury, July 21, 1995. (U.S. G.P.O. :, 1995)