|1=6th Regiment Massachusetts Volunteer Militia
|2=21st Regiment Massachusetts Volunteer Infantry
|3=22nd Regiment Massachusetts Volunteer Infantry
|4=68th New York Volunteer Infantry Regiment
|5=Battle of Corydon
|6=Capon Chapel
|7=Confederate government of Kentucky
|8=Gettysburg Address
|9=Ironclad warship
|10=Literary Hall
|11=Battle of Malvern Hill
|12=USS New Ironsides
|13=The Red Badge of Courage
|14=Romney Literary Society
|15=Battle of Shiloh
|16=Sloan–Parker House
|17=29th Regiment Massachusetts Volunteer Infantry
|18=Army of the Tennessee
|19=Battle of Gettysburg, first day
|20=Battle of Gettysburg, second day
|21=Fort Corcoran
|22=Fort Bayard (Washington, D.C.)
|23=Battle of Fort Donelson
|24=Battle of Fort Henry
|25=Fort Jackson (Virginia)
|26=Fort Runyon
|27=Fort Stanton (Washington, D.C.)
|28=United States Zouave Cadets
|29=1st West Virginia Volunteer Cavalry Regiment
|30=2nd West Virginia Volunteer Cavalry Regiment
|31=5th Regiment Massachusetts Volunteer Militia
|32=11th New York Infantry
|33=29th Regiment Massachusetts Volunteer Infantry
|34=91st Pennsylvania Infantry Regiment
|35=116th Infantry Regiment (United States)
|36=174th Infantry Brigade (United States)
|37=211th Pennsylvania Infantry Regiment
|38=Battle of Antietam
|39=USS Atlanta (1861)
|40=Battle of Atlanta
|41=Australia and the American Civil War
|42=Battery White
|43=Battle of Gettysburg, first day
|44=Battle of Marion
|45=The Birth of a Nation
|46=Bixby letter
|47=USS Canonicus (1863)
|48=USS Chickasaw (1864)
|49=Colross
|50=Conclusion of the American Civil War
|51=Confederate Memorial (Romney, West Virginia)
|52=Confederate war finance
|53=USS De Soto (1859)
|54=USS Dictator
|55=USS Dunderberg
|56=Educating the Disfranchised and Disinherited
|57=Fishing Creek Confederacy
|58=Fort Bayard (Washington, D.C.)
|59=Fort Greble
|60=Fort Jackson (Virginia)
|61=Fort Scott National Historic Site
|62=Fort Stanton (Washington, D.C.)
|63=Frémont Emancipation
|64=USS Galena (1862)
|65=Battle of Garnett's & Golding's Farm
|66=Battle of Gettysburg
|67=Gettysburg Cyclorama
|68=Gone with the Wind (film)
|69=Battle of Hampton Roads
|70=History of the United States Navy
|71=Joint Expedition Against Franklin
|72=Kalamazoo-class monitor
|73=USS Kickapoo (1864)
|74=Lafayette Square (Buffalo)
|75=Assassination of Abraham Lincoln
|76=USS Mahopac (1864)
|77=USS Manhattan (1863)
|78=Military history of Asian Americans
|79=USS Milwaukee (1864)
|80=Milwaukee-class monitor
|81=CSS Missouri
|82=USS Monitor
|83=Battle of Moorefield
|84=Music of the American Civil War
|85=USS Neosho (1863)
|86=Neosho-class monitor
|87=New York City draft riots
|88=USS Oneota (1864)
|89=USS Osage (1863)
|90=USS Ozark (1863)
|91=Pickett's Charge
|92=USS Roanoke (1855)
|93=Robert E. Lee on Traveller
|94=Romney Classical Institute
|95=Marietta-class monitor
|96=USS Saugus (1863)
|97=Scorpion-class ironclad
|98=Sinking Creek Raid
|99=Statue of John Aaron Rawlins
|100=Stephenson Grand Army of the Republic Memorial
|101=USS Tecumseh (1863)
|102=Siege of Vicksburg
|103=Wappocomo (Romney, West Virginia)
|104=Warrenton Junction Raid
|105=USS Winnebago (1863)
|106=Wirgman Building
|107=Wytheville Raid
|108=1st Missouri Field Battery