TWENTIETHANNUAL INDIAN POW-WOWGORGEOUS COSTUMED SAUK and FOX INDIANS Performing Ceremonial Dances at Historic and ScenicBLACK HAWK STATE PARKRock Island, IllinoisLABOR DAY WEEKENDSEPTEMBER 5-6-7, 1959 Adults 50c, Children 25c—PERFORMANCES—Saturday, 8 P.M.—Sunday, 2:30 and 8 P.M. Monday, 2:30 and 8 P.M.—Central Daylight Time