In 1969 Mainbrain saw 2 performances during 2 concerts with 2 bands at 2 venues in 2 locations.

Date   Concert   Venue   Location  
Jul 18, 1969
Miles Davis

Jazz Festival

  Photos
Dallas Memorial Auditorium Dallas, Texas, United States
Jun 21, 1969
Spirit

Spirit, Strawberry Alarm Clock, Yellow Payges

  Photos
Tarrant County Convention Center Fort Worth, Texas, United States