"L. 87???70, title IX, ??906, June 30, 1961, 75 Stat. 191, provided that notwithstanding section 1591c of this title, the authority under this section to make loans or grants, or other payments to public and non-profit agencies for the construction of hospitals was revived and extended with respect to public and nonprofit agencies which had, prior to June 30, 1953, applied under this section, for s" . . . .