National Science Foundation

National Science Foundation salaries and expenses For expenses necessary to carry out the purposes of the National Science Foundation Act of 1950 (42 U. S. C. 1861–1875), including award of graduate fellowships; services as authorized by section 15 of the Act of August 2, 1946 (5 U. S. C. 55a), at rates not to exceed $50 per diem for individuals; purchase (not to exceed one) and hire of passenger motor vehicles; expenses of attendance at meetings of organizations concerned with the purposes of this appropriation; and reimbursement of the General Services Administration for security guard services; $3,500,000, to remain available until expended.