1961

Peter Cokkinias:
https://northshoreconcertband.com/peter-cokkinias/
https://bostonsaxquartet.com/boston-saxophone-quartet-bios.php
https://americanrepertorytheater.org/bio/peter-cokkinias/

George Appelbaum:
https://ledger.news/on_the_vine/summer-chamber-music-concert-sunday-june-2/article_d95be4dc_13c8-11ef-85c7-7f93ca47a281.html