Marie Van Brittan Brown developed and patented the first home security system in 1966.
Elijah McCoy, black inventor. He invented over 50 devices, including a “lubricating cup,” which automatically dripped oil.
Cathay Williams became the first and only female Buffalo soldier in 1866. She posed as a male for two years until a doctor…
Satchel Paige and teammate Larry Doby were the first black players to win a World Series championship, Cleaveland Indians; 1948.