Military reconnaissance of Virginia
Head Qrs. Dept. N. E. Virginia
Shows Fairfax County and parts of Loudoun and Prince William counties, Virginia. Also shows fortifications in the environs of Washington and names of some residents. Relief shown by hachures. Depths shown by...
Young, J. J. - McDowell, Irvin - Whipple, Amiel Weeks - Putnam, Haldimand Sumner - United States. Army. Corps of Engineers