Harry Horowitz
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Harry Horowitz, also known as "Gyp the Blood", was an American underworld figure and a leader of the Lenox Avenue Gang in New York City.
Police mugshot of Horowitz in 1912
Horowitz (left) and "Lefty Louis" Rosenberg after their capture in 1912
Lenox Avenue Gang
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The Lenox Avenue Gang was an early 20th-century New York City street gang led by Harry Horowitz; it was considered one of the most violent gangs of the pre-Prohibition era. It was based in Harlem in U
Jacob "Whitey Lewis" Seidenschner
Lefty Louis Rosenberg and Gyp the Blood and their captors