DECEMBER ’67: DETROIT ‘CHB 1440 SUPER SOUL RADIO! WCHB-AM December 4, 1967 (click on chart 2x for largest view) WCHB-AM December 4, 1967 (click on chart 2x for largest view) WCHB-AM December 4, 1967 (click on chart 2x for largest view) Above WCHB music chart courtesy of Mrs. Patty Griggs and the George L. Griggs estate.