Snite Now Uses 'Vest Lung' - Frederick B. Snite, Chicago Financier's son who has been paralyzed by infantile paralysis for more than two years, in the New lightweight "Vest Lung" which fits over the chest alone, that has replaced the "Iron Lung" in which he was brought home from China, where he was stricken. He leaves Chicago Oct. 25 for the family home in Florida to spend the winter. October 25, 1938. (Photo by Acme).