Children Use The Outdoor Trampolines At Ann Arbor Gymkhana, August 1960 Year 1960 Month August Rights Held By Donated by the Ann Arbor News. © The Ann Arbor News. Copyright Copyright Protected Related UPPEN-GEBOUNCEN FLOPPENFIELT Photo Subjects Ann Arbor Businesses Ann Arbor Gymkhana Exercise Equipment Fitness Studios Gymnasiums Physical Fitness Recreation Trampolines Trampoline & Tumbling Old News Ann Arbor News Duane Scheel 415 S Maple Rd