Section 406 (a) of the Social Security Act, 42 u.s.c. 606 (a) provides in part:
[T]he term 'dependent child means a needy child...who has been deprived of parental support or care by reason of the death continued absence from the horne, or physical incapacity of a parent...
LaFond, M.A. Preliminary Memorandum, Carter v. Stanton, 405 U.S. 669 (1972). Box 367, Harry A. Blackmun Papers, Manuscript Division, Library of Congress, Washington, D.C.