found: Guide to the Four Tops Collection (Rock and Roll Hall of Fame and Museum. Library and Archives)(donor as listed in custodial history: Abdul Fakir; Abdul "Duke" Fakir formed vocal group with Levi Stubbs, Renaldo "Obie" Benson, and Lawrence Payton in Detroit, Michigan, 1953)
found: Wikipedia, January 4, 2014(Abdul "Duke" Fakir; born December 26, 1935, Detroit, Michigan; American singer with Motown act the Four Tops)
found: Rock and Roll Hall of Fame and Museum website, January 8, 2014:inductees (The Four Tops; performer, inducted 1990; popular soul vocal group for over 40 years; members: lead singer Levi Stubbs, first tenor Abdul "Duke" Fakir, second tenor Lawrence Payton, baritone Renaldo "Obie" Benson)
found: Allmusic, January 16, 2014(Abdul Fakir; born December 26, 1935, Detroit, MI; member of the Four Tops)