00944cam a22002411 4500 ss 56000113 DLC 20260227112752.0 881219s1956 dcua f000 0 eng c ss 56000113 (OCoLC)18922142 U.S. Social Security Administration. Library ICCNA DLC premarc HD7106.U5 A36 no. 44 331.253 368.43* Van Eennam, Weltha McLachlan, 1892- Analysis of 157 group annuity plans amended in 1950-54, by Weltha Van Eennam and Martha E. Penman. Washington, U.S. Social Security Administration, Division of the Actuary, 1956. iv, 44 p. tables. 26 cm. United States. Social Security Administration. Division of the Actuary. Actuarial study, no. 44 Old age pensions United States. Penman, Martha Eleanor, 1896- joint author. 90970 90970