Hoffa , 62 , vanished on the afternoon of July 30 , 1975 , from a parking lot in a Detroit suburb in Oakland County .
Hoffa , 62 , vanished the afternoon of July 30 , 1975 , from a parking lot in Oakland County , about 25 miles north of Detroit .
The resolution was approved with no debate by delegates , who met in San Francisco for the bar association 's annual meeting .