Music historian Ashley Kahn won the 2015 GRAMMY for Best Album Notes for Offering: Live from Temple University.

Yasuhiro Fujioka, founder of the John Coltrane House of Osaka, uncovered the long lost audiotape of John Coltrane’s last performance in Philadelphia. The Nov. 11, 1966 concert was aired live by WRTI, Temple University’s student-run radio station.

To purchase the album, go here.