00441nam a22001097a 4500999001700000245011000017260007700127300001000204650002400214942000700238952008600245  c19039d19039  aDisability days :bUnited States - July 1961-June 1962 /cUS Department of Health, Education, and Welfare  aWashington, DC :bUS Department of Health, Education, and Welfarec1963.  a52 p.  aDisabilityvStudies  cRB  00104070aAIISHbAIISHd2022-07-27l0pR20r2022-07-27 00:00:00w2022-07-27yRB