Bubble Gum Blowing Contest On The Abbot School Playground, June 1974 Year 1974 Month June Rights Held By Donated by the Ann Arbor News. © The Ann Arbor News. Copyright Copyright Protected Related Bubble Champ Photo Subjects Bubble Gum Contests Ann Arbor Recreation Department Summer Children Abbot Elementary School Old News Ann Arbor News Rick Mayer Karl Greene John Pruder Robert Chase