WKNR TOP 30 DETROIT KEENER HITS: WEEK OF 05/10/71 WKNR MUSIC GUIDE May 10, 1971 WKNR MUSIC GUIDE May 10, 1971 WKNR 1971 A SPECIAL THANK YOU — In Memory of George Griggs — ___ Above WKNR music chart courtesy of Mrs. Patti Griggs and the George L. Griggs estate