A bill to authorize the Board of Regents of the Smithsonian Institution to negotiate cooperative agreements granting concessions at the National Zoological Park to certain nonprofit organizations and to accept voluntary services of such organizations or o

S. 3230 in the 89th Congress (1965–1966) became law — introduced in 1966, sponsored by Clinton Anderson.

During the 89th Congress (1965–1966), Lyndon B. Johnson was president, and Democrats held majorities in both the House and Senate.