For the week starting Friday, March 27. Times are E.S.T., subject to change.
Metropolitan Opera (Sat. 2 p.m., ABC). Boris Godunov (in English), with George London and Blanche Thebom.
NBC Symphony (Sat. 5:45 p.m., NBC). Toscanini conducting Beethoven's Missa Solemnis, with Singers Lois Marshall, Nan Merriman, Eugene Conley, Jerome Hines.
American Inventory (Sun. 2 p.m., NBC). A documentary on cancer research.
State of the Union (Sun. 4 p.m., CBS). Guest: Attorney General Herbert Brownell.
Omnibus (Sun. 4:30 p.m., CBS). Ethel Barrymore in Tennessee Williams' Lord Byron's Love Letter; George Gershwin's 135th Street....