Martin Luther King Day.

Pulitzer Prize winner Joseph Schwantner’s “New Morning for the World (Daybreak of Freedom),” on a text drawn from King’s speeches, still not available on CD? In this fine recording? Why?

Hear it today, on glorious vinyl, alongside music rendered by pioneering African-American composers and performers, including Marian Anderson, Harry T. Burleigh, Natalie Hinderas, Florence Price, William Grant Still and George Walker, from 4 to 7 p.m. EST, on WWFM – The Classical Network and at wwfm.org.