CHAPTER XII. MAY 23, 1821--DECEMBER 17, 1824 Accompanies Mr.Silliman to the Berkshires .-- Takes his wife and daughter to Concord, New Hampshire .-- Writes to his wife from Boston about a bonnet .-- Goes to Washington, D.C .-- Paints large picture of House of Representatives .-- Artistic but not financial success .-- Donates five hundred dollars to Yale .-- Letter from Mr.De Forest .-- New York "Observer."-- Discouragements .-- First son born .-- Invents marble-carving machine .-- Goes to Albany .-- Stephen Van Rensselaer .-- Slight encouragement in Albany .-- Longing for a home .-- Goes to New York .-- Portrait of Chancellor Kent .-- Appointed attache to Legation to Mexico .-- High hopes .-- Takes affecting leave of his family .-- Rough journey to Washington .-- Expedition to Mexico indefinitely postponed .-- Returns North .-- Settles in New York .-- Fairly prosperous.