Letter from J. Ridskopf to Isaac Leeser;February 10, 1860Letter from Dr. J. Ridskopf in New York City to Isaac Leeser in Philadelphia requesting Leeser to publish an advertisement for Ridskopf's new academy in his newspaper. The letter is written in both English and German. The advertisement itself details the curriculum, fees, and location of the academy, which offers instruction in classics, modern languages, mathematics, natural sciences, bookkeeping, penmanship, history, geography, etymology, elocution, literature, and drawing. It is a day and boarding school for both male and female students.