Battle field of Lexington, Mo., showing plan of earthwork defended by Federal and State troops under command of Col. James A. Mulligan, U.S.A. during the 18th, 19th and 20th Sept. 1861. Surrendered to Genl. Sterling Price, C.S.A., Sept. 20th 1861. This map Shows fortifications, troop positions, vegetation, drainage, streets, and relief by hachures and spot heights. Important sites are listed in the legend and keyed to the map by letters.