http://memory.loc.gov/ammem/collections/civil_war_maps
............................................................Civil War Maps
http://memory.loc.gov/ammem/ndlpcoop/moahtml/mncspcival.html
................The Civil War (19th Century in Print)
http://cdl.library.cornell.edu/moa/browse.monographs/waro.html
........................................Official Records: Army
http://cdl.library.cornell.edu/moa/browse.monographs/ofre.html
..........................................Official Records: Navy