It was organized with 912 officers and men and had a force of 800 in May, 1862. The unit reported 17 casualties at Cross Keys and Port Republic, 62 at Cedar Mountain, 24 at Second Manassas, 7 at Fredericksburg (when it was in the rear), and 103 at Chancellorsville (after which Gen. J. R. Jones ceased field service). Of the 265 troops from this unit engaged at Gettysburg, more than twenty-five percent were disabled. Only 4 officers and 38 men surrendered at Appomattox.