a German-born sculptor, engraver and painter who worked briefly in London before establishing himself in his homeland and then in America. He is not to be confused with his son, also known as John, a painter who worked in England and the West Indies. In 1805 he published the first part of The American Drawing Magazine, or, A Complete System of Drawing, described in a subtitle as "adapted to the use of all persons who would become accomplished in this branch of education, by which they may be instructed without the aid of a teacher, and also become acquainted with the first rudiments of painting, sculpture, and architecture". It is not known whether any of the other eleven planned parts was ever issued
