For the week starting Friday, May 16. Times are E.D.T., subject to change.
Eastern Championship Regatta (Sat. 6:15 p.m., NBC). Bill Stern, and the crews of Harvard, Yale, Princeton, Navy, Cornell, Columbia, Penn and M.I.T.
Chicago Theater of the Air (Sat. 10 p.m., Mutual). Rio Rita, with Marion Claire, Bruce Foote.
Invitation to Learning. (Sun. 12 noon, CBS). Ex-President Herbert Hoover, an infrequent radio performer, discusses Izaak Walton's The Compleat Angler.
Andrei Gromylco (Mon. 10:30 p.m., Mutual). First scheduled network address by the U.S.S.R.'s No. 1 United Nations delegate.
Studio One (Tues. 9:30 p.m., CBS). Ring Lardner's Alibi Ike, directed by Fletcher Markle.
Bing Crosby Show...