000 00569nam a2200181Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a368.40973
_bUn58
100 _aMyres R J
110 _aU S. Social Security Board. Office of the Actuary
245 _aEstimated amount of life insurance value in force under survivors benefits of the old-age and survivors insurance system
260 _c1941
440 _aActuarial study; no 16
650 _aSocial insurance
650 _aSurvivors insurance
942 _cBK
999 _c30511
_d30511