Message from the governor of Maryland, transmitting the reports of the joint commissioners, and of Lt. Col. Graham, U. S. engineers, in relation to the intersection of the boundary lines of the states of Maryland, Pennsylvania, & Delaware
Commission on Boundary Lines between Delaware, Maryland, and Pennsylvania (1850); Maryland. Governor, 1848-1851 (P. F. Thomas) [from old catalog]; Graham, J. D. (James Duncan), 1799-1865