https://www.latimes.com/archives/la-xpm-1990-03-13-mn-216-story.html
Edward Grady Partin, 66; Was Key Witness Against Hoffa - Los Angeles Times
Mar 13, 1990 - Edward Grady Partin, the labor leader whose testimony sent Teamsters boss Jimmy Hoffa to prison in 1967 and who himself was convicted of extortion, has died at...
edward grady partinkey witness