Increasing civil service retirement annuities : Hearings before the Committee on Post Office and Civil Service, House of Representatives, Eighty-seventh Congress, second session, on H.R. 3316, H.R. 10706, and similar bills; bills to amend the Civil service retirement act so as to provide for increases in annuities, eliminate the option with respect to certain survivor annuities, and provide for interchange of credits between the civil service retirement system and the insurance system established by Title 11 of the Social Security Act, and for other purposes. July 13, August 30, 1962.