A discourse, delivered on occasion of the death of George Washington : late president, general, and commander in chief of the forces of the United States of America, in compliance with the request of the mayor, aldermen, and common-council of the Borough of Elizabeth, December 25, 1799. Also, sketches of a running discourse, delivered to the Union Brigade, on the same occasion, at their cantonment on Green Brook, in compliance with a request from Colonel Smith, the commanding officer, December 26, 1799. With an address to the throne of grace, offered at the doo of the tabernacle of the cantonment on Green Brook, February 22, the birth-day of our national luminary. / By David Austin, Jun.