...ed to be the cavalry moving up from Dinwiddie Court-house, Warren was directed to send a brigade down the White Oak road to cooperate with the cavalry. This brigade by night reached the crossing of Gravelly run , by the road leading through J. Boisseau's, where, not meeting any enemy, it bivouacked. During the night, having been directed to send support to Major-General Sheridan at Dinwiddie Court-house,...