Polo; Northville; Players. - P. H. Grennan. - Bobby Nichols. - Bob Guest. - Hobart Reed Polo players Polo players--Michigan--Northville Polo ponies Polo ponies--Michigan--Northville Polo Polo--Michigan--Northville Mallets Walter P. Reuther Library, Archives of Labor and Urban Affairs, Wayne State University Four polo players (identified as P.H. Grennan, Bobby Nichols, Bob Guest and Hobart Reed) sit atop their horses holding mallets on playing field with stables in background in Northville, Michigan. Detroit News (Firm) 1931-07-02 Image photographs tiff wayne:vmc794 vmc794 http://digital.library.wayne.edu/item/wayne:vmc794 http://digital.library.wayne.edu/item/wayne:vmc794/thumbnail Detroit News Photograph Collection (UAV002691) Virtual Motor City Michigan Northville Copyright Walter P. Reuther Library, Archives of Labor and Urban Affairs, Wayne State University