Biography: Born in Pottsville, Pennsylvania, Ehrhart received his education in the New York City school system. Subsequently, he studied art in Munich. His work appeared in Harper's Monthly (1878-79), Puck (1880, and 1888-1913), and Judge (1887). In 1920 and 1930 he reported his profession as artist and his birthplace as Pennsylvania to the Brooklyn, New York census-taker. He died in Brooklyn, New York on October 26, 1937.