...ve the honor to submit the following report of the part taken by the regiment during the advance of the Federal army thus far, since the opening of the present campaign: May 10, broke up camp at Ringgold , and a march of ten miles brought us to two miles south of Tunnel Hill, and in front of and near Buzzard Roost Gap. May 11, marched as train guard seven miles southeast. May 12, left bivouac at 6....