 In September 1876 he and fellow Frank Leslie employee Adolph Schwarzmann resurrected "Puck" for the New York German-American audience and then introduced an English-language version the following year.Keppler's main delight was in producing cartoons criticizing President Ulysses S. Grant, and the political corruption of his administration.His cartoons were famous for their caustic wit, generating much publicity for "Puck" and pioneering the use of color lithography for caricature.