Third Brigade (1500 musketa.)Brigadier-General John Tillson commanding, and SiafiTDrum corps.Tenth Illinois Lioutenant-Colonel D. Gillespio commanding, 500 men.Twenty-fifth Indiana, Lieutenant-Colonel J. 8. Wright commanding, 4,50 men.Thirty-second Wisconsin, Colonel C. H. De Groat commanding, 550 men, ^ARTILLERY BRIG AI‘R, 12 PIECES, 264 MEN.Major Frederick W*dker commanding, with staff, 4 pieces, 88 men and 3 officers.First Minnesota Battery, Captain Clayton commanding, 4 pieces, 88 n*en fMa 3 officers. Third Michigan Battery, Captain \V. Hlsorcommanding. •/ ^ _Fifteenth Ohio Battery, Captain Burdick oommanding, 4 pieces, 88 men and S officers.The wagon trains of the Seventeenth Corps,which goes into camp on the Maryland aide of the Potomac, continued to pass through thecity until near ten o'clock. TWENTIETH CORPS.