Crown, Henry (13 June 1896–14 August 1990), entrepreneur and philanthropist, was born Henry Krinsky in Chicago, the son of Arie Krinsky, a Lithuanian immigrant garment worker, and his wife Ida Gordon. At some point they changed their name to Crown. To help his poor family, Crown took a job at age fourteen as clerk at the Chicago Firebrick Company. In 1912 he began work at the Union Drop Forge Company, while taking night courses in accounting. In 1915 he and his two older brothers, Sol and Irving, formed a small steel-brokerage company, S. A. Crown and Company, and Crown quickly established a local reputation as an aggressive and reliable deal maker with a discerning eye for opportunity, a striking power of recall, and an acute sense of timing....
Jacob A. Vander Meulen
Stephen J. Randall
Hammer, Armand (21 May 1898–10 December 1990), entrepreneur and philanthropist, was born on the Lower East Side of New York City, the son of Russian-born Julius Hammer, a pharmacist and physician, and Rose Robinson. Hammer’s childhood economic circumstances were better than those of many of his immigrant contemporaries. When he was still a child, his family moved to the Bronx, where his father balanced a quest for a medical degree with the demands of his drugstores. Hammer attended Morris High School and in 1917 registered at Columbia Heights Premedical School. Two years later he enrolled at Columbia College of Physicians and Surgeons, from which he graduated in June 1921....