Public laws, 93d Congress. 516. H.R.17503, act to extend authorizations of appropriations in Rehabilitation act of 1973 for one year, to transfer Rehabilitation Services Administration to Office of Secretary of Health, Education, and Welfare, to make certain technical and clarifying amendments, to amend Randolph-Sheppard act for blind, to strengthen program authorized thereunder, and to provide for convening of White House Conference on Handcapped Individuals.