Zal-Gaz Grotto Club Marching In Memorial Day Parade, May 1957 Published In Ann Arbor News, May 29, 1957 Caption Zal-Gaz Grotto proudly marched by. Year 1957 Month May Rights Held By Donated by the Ann Arbor News. © The Ann Arbor News. Copyright Copyright Protected Related Memorial Day Parade Honors County's War Dead Photo Subjects Zal Gaz Grotto No. 34 Parades Michigan Consolidated Gas Co. Memorial Day Marching Bands Holidays Embassy Hotel Bands Ann Arbor Firehouse Allenel Hotel Old News Ann Arbor News Huron St 126 E Huron St