 Complete the following phrase:  It was active at Chaffins Bluff and Johnsons Farm in October. Following this it was ordered to City Point, where it exchanged its James Rifles for 12-pound Napoleons. The unit was comparatively inactive during the winter of 18641865. But on April 3, 1865, the Confederates abandoned their defences and the battery entered Richmond with the XXV Corps, where they received news of 