Abilene Philharmonic. Abilene Philharmonic Playbill: January 31-February 28, 1978, pamphlet, January 1978; (https://texashistory.unt.edu/ark:/67531/metapth623296/m1/1/: accessed June 2, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .