In 1971 Greg Gilmour saw 3 performances during 3 concerts with 3 bands at 2 venues in 2 locations.

Date   Concert   Venue   Location  
Aug 19, 1971
Led Zeppelin
  Photos   Setlists
Pacific Coliseum Vancouver, British Columbia, Canada
Jun 26, 1971
Jethro Tull / Eagles
  Photos
Seattle Center Coliseum Seattle, Washington, United States
Jun 25, 1971
Yes

The Yes Album

  Setlists
Pacific Coliseum Vancouver, British Columbia, Canada