OR, Series 1, Vol. 2, Page 872

Richmond, Va.
May 24, 1861
General Bonham
Manassas Junction, Va.
   Send an express to Colonel Hunton, at Leesburg, to destroy all the bridges of the {Alexandria,} Loudoun and Hampshire Railroad as far down towards Alexandria as possible, and to keep you and General Johnston advised of the movements of the enemy towards Harper's Ferry.
R. E. Lee
Major-General, Commanding