Divorces GrantedArthur D. Helling, Marie Rd., Mazon, from Suzanne R. Helling, Minnesota, on grounds of mental cruelty.Camilla K. Bols, 715V2 Liberty St., from Wayne B. Bols, Mazon, on grounds of mental cruelty.Mary J. Enger, 103 E. Main St., from Darwin L. Enger, no address, on grounds of mentalcruelty.