Scope and Contents This collection consists 21 postcards and fliers from concerts held at the Grande Ballroom, Detroit, Michigan between 1967 and 1968. The majority of the postcards were designed by Gary Grimshaw or Carl Lundgren, with one by Bonnie Green, and one by Donnie Dope also included. Psycholdelic in nature, the graphics are very colorful and include images of band members.The bands represented are Air Speed Inidicator, Apostles, Ashmollyan Quintet, Beacon Street Union, Blue Cheer, Born...