Region
Maryland
17
United States--History--Civil War, 1861-1865
5
Pennsylvania
4
United States
4
United States--History--Civil War, 1861-1865--Maps
2
United States--History--Civil War, 1861-1865--Military tactics--Union
2
Baltimore
1
Chickamauga, Battle of, Ga., 1863
1
Dalla, Battle of, Ga., 1864
1
Delaware
1
Fort George G. Meade (Md.)
1
Hinsonville (Pa.)
1
Kansas--History--1854-1861
1
Lincoln University (Pa.)
1
Newtown (Bucks County, Pa.)
1
Old Fort Niagara (N.Y.)
1
Pennsylvania--Politics and government
1
Philadelphia
1
Philadelphia (Pa.)--History--Revolution, 1775-1783
1
Selma, Battle of, Ala., 1863
1
United States--History--Civil War, 1861-1865--Campaigns & battles--Virginia
1
United States--History--Civil War, 1861-1865--Engineering & construction
1
United States--History--Civil War, 1861-1865--Personal narratives, Union
1
United States--History--National Bank
1
United States--Politics and Government--19th century
1
United States--Politics and government
1
United States--Treasury Dept
1
Utah--History--Civil War, 1861-1865
1
West Virginia
1