...next day (17th). With the addition of Warren's corps, composed of four divisions, the Federal force now assailing Petersburg consisted of not less than 90,000 men, of all arms, while the troops under General Beauregard only numbered 10,000 effectives, most of whom were unprotected by field-works. With this fearful disparity, the battle opened on the 17th. Three times were the Federals driven back, but they as o...