Black, a diplomatic cypher system used by the U.S. prior to its entry into the Second World War
Black Sea | Black Forest | Black Sabbath | Morse code | The Black Eyed Peas | black | Black | Black Death | The Black Keys | black metal | black-and-white | Jack Black | Cilla Black | Creature from the Black Lagoon | Ladysmith Black Mambazo | Internal Revenue Code | black comedy | The Black Crowes | Pirates of the Caribbean: The Curse of the Black Pearl | Men in Black | Black Canary | Black people | Black Label Society | Black Hills | The Chicago Code | Black Rebel Motorcycle Club | Black Panther Party | Black Mountains | Black Country | The Da Vinci Code |