For the week beginning Sunday, Jan. 5. (All times are E.S.T., subject to change without notice.)
Invitation to Learning (Sun. 12 noon, CBS). Topic: Thomas Hobbes's Leviathan. Speakers: Civil Aeronautics Board Chairman James M. Landis, CBS Adviser Lyman Bryson, Cornell University English Professor David Daiches.
New York Philharmonic (Sun. 3 p.m., CBS). Mozart's overture to Don Giovanni, Hindemith's First Symphony, Lalo's Symphonic Espagnole. Soloist: Violinist Jacques Thibaud, in his first U.S. concert in 15 years. Conductor: Leopold Stokowski.
Theatre Guild on the Air (Sun. 10 p.m., ABC). The Great Adventure, with Alfred Lunt...