£2,500
By LEWIS, Meriwether; and William CLARK, August 10, 1807.
£400
By UNITED STATES ARMY MAP SERVICE CORPS OF ENGINEERS, 1951
£6,000
By [after ROBERT DE VAUGONDY, Gilles and Didier], [1767]
By LEWIS, Meriwether; and William CLARK, August 10, 1807.
By UNITED STATES ARMY MAP SERVICE CORPS OF ENGINEERS, 1951
By [after ROBERT DE VAUGONDY, Gilles and Didier], [1767]