... He found two batteries, of ten or twelve guns each, on the south side of James River; one opposite the mouth of the Warwick, the other about south-west from Mulberry Point. The upper battery, on Hardin 's, or Mother Pine's Bluff, has heavy rifled pieces. Between the batteries lay the Jamestown and Yorktown. Commander Rodgers offered battle, but the gunboats moved off. He silenced one battery and...