The Wilderness. From Surveys under the direction of Bvt. Brig. Gen N. Michler, Maj. of Engineers By Command of Bvt. Maj. Genl. A.A. Humphreys, Brig. Genl. & Chief of Engineers. 1867. Surveyed & drawn by Maj: J.E. Weyss, assisted by F. Theilkuhl, J. Strasser & G. Thompson. Photolith. by the N.Y. Lithographing, Engraving & Printing Co., Julius Bien, Supt.