00776cam a22002171 4500 ss 55000212 DLC 20260227112752.0 881219s1955 dcua 000 0 eng c ss 55000212 (OCoLC)18921999 U.S. Social Security Administration. Library ICCNA DLC premarc HD7106.U5 A36 no. 40 Myers, Robert J. (Robert Julius), 1912-2010. The financial principle of self-support in the old-age survivors insurance system. [Washington] 1955. 11 p. tables. 26 cm. United States. Social Security Administration. Division of the Actuary. Actuarial study, no. 40 Old age pensions United States. 90960 90960