This is a lot of 25 Souvenir programs. Most 1970's.  There are a few that have the ticket stubs from the concert 

• Loretta Lynn 
• Dean Martin 
• Crosby Stills Nash & Young
• Englebert
• Liberace
• John Denver
• John Denver
• Barbara Mandrell
• The Beach Boys
• Sonny & Cher
• Peter Paul & Mary
• The Who 
• Wayne Newton
• Kenny Rogers
• Julio
• Mel Tillis
• Paula Abdul
• Liza In Concert
• Kenny Rogers
• Elton John
• Gene Kelly In Take Me Along
• Peggy Fleming
• Harlem Globetrotters
• 1955 Country And Western
• Walt Disneys Great Ice Oddyssey