Cache of 15 mostly 1st day covers from 1964-78 signed by top singers and songwriters. Signatures are on envelopes printed and/or stamped with music themes (including 50th anniversary ASCAP envelope) and include Perry Como, Ira Gershwin, Paul Anka, Dolly Parton (on a "Hollywood Stars" envelope bearing her silk cachet image), Linda Ronstadt, Roy Acuff, Maurice Chevalier (on a German-marked envelope), Lawrence Welk, Hank Williams Jr., and a single indelible "Bing" (Crosby) on an envelope with a Maine statehood stamp. Sigs and envelopes average VG-MT.