I. First battlefield map, drawn July 2, 1876 to accompany Lt. Edward A. Maguire's preliminary report ... -- II. Second battle map accompanied the final report of the chief engineer of the Department of Dakota ... -- III. Engraved map of Custer's battlefield, was scrapped in the fall of 1876 ... -- IV. Map showing location of the dead of Custer's command ... -- V. Final battle map, printed in Report of the Secretary of War for 1877 ... -- VI. A memo from a War Department executive ..