Letter from Samuel Cohen to Isaac Leeser;January 05, 1857A letter written by Samuel Cohen from New York City to Isaac Leeser in Philadelphia on January 5, 1857. The letter is an invitation to a ball to be given in aid of the Young Men's Hebrew Benevolent Association's fund for the gratuitous distribution of fuel. The ball was to be held at the City Assembly rooms on Tuesday evening, January 20, 1857.