compiled in the Bureau of the Corps of Topographical Engineers, from the best authorities for the State Department under the direction of Col. J.J. Abert, Chief of the Corps by W.H. Emory, 1st Lieut, T.E
compiled in the Bureau of the Corps of Topographical Engineers, from the best authorities. For the State Department, under the direction of Colonel J.J. Albert, Chief of the Corps; by W.H. Emory, 1st Lieut., T.E