Union League Building, Philadelphia, Pennsylvania, August 1865, artist's impression
Union League Building, Philadelphia, Pennsylvania, August 1865, artist's impression
Union League House, Philadelphia, Pennsylvania, circa 1864
Union League House, Philadelphia, Pennsylvania, circa 1864
Union mining operations under Fort Hill, Vicksburg, Mississippi, late June 1863, artist's impression
Union mining operations under Fort Hill, Vicksburg, Mississippi, late June 1863, artist's impression
Union naval bombardment of the Confederate forts in Charleston Harbor, August 17, 1863, artist's impression, detail
Union naval bombardment of the Confederate forts in Charleston Harbor, August 17, 1863, artist's impression, detail
Union naval bombardment of the Confederate forts in Charleston Harbor, August 17, 1863, artist's impression, zoomable image
Union naval bombardment of the Confederate forts in Charleston Harbor, August 17, 1863, artist's impression, zoomable image
Union naval units bombarding the Confederate forts in Charleston Harbor, August 17, 1865, artist's impression, detail
Union naval units bombarding the Confederate forts in Charleston Harbor, August 17, 1865, artist's impression, detail
Union naval units bombarding the Confederate forts in Charleston Harbor, August 17, 1865, artist's impression, zoomable image
Union naval units bombarding the Confederate forts in Charleston Harbor, August 17, 1865, artist's impression, zoomable image
Union night bombardment, Petersburg, Virginia, September, 1864, artist's impression, detail
Union night bombardment, Petersburg, Virginia, September, 1864, artist's impression, detail
Union night bombardment, Petersburg, Virginia, September, 1864, artist's impression, zoomable image
Union night bombardment, Petersburg, Virginia, September, 1864, artist's impression, zoomable image
Union officers inspecting the main bunker inside the newly-captured Fort Wagner, September, 1863, artist's impression
Union officers inspecting the main bunker inside the newly-captured Fort Wagner, September, 1863, artist's impression
Union Pacific Railroad builders, western Kansas, Summer 1867, artist's impression.
HD_RRdWrks67_09HW003.jpg
Union Parish, Louisiana, 1857
Union Parish, Louisiana, 1857
Union prisoners celebrating their release, Charleston, South Carolina, December, 1864, artist's impression, detail
Union prisoners celebrating their release, Charleston, South Carolina, December, 1864, artist's impression, detail
Union prisoners celebrating their release, Charleston, South Carolina, December, 1864, artist's impression, zoomable image
Union prisoners celebrating their release, Charleston, South Carolina, December, 1864, artist's impression, zoomable image
Union Prisoners' Cemetery, Charleston, South Carolina, May 1867, artist's impression.
Union Prisoners' Cemetery, Charleston, South Carolina, May 1867, artist's impression.
Union Private Isaac Cole, Military Service Records, Company Descriptive Book
Union Private Isaac Cole, Military Service Records, Company Descriptive Book
Union Private Isaac Cole, Military Service Records, Company Muster-Out Roll
Union Private Isaac Cole, Military Service Records, Company Muster-Out Roll
Union Private Isaac Cole, Military Service Records, Muster and Descriptive Roll
Union Private Isaac Cole, Military Service Records, Muster and Descriptive Roll
Union Private Isaac Cole, Military Service Records, Muster and Descriptive Roll, Detail
Union Private Isaac Cole, Military Service Records, Muster and Descriptive Roll, Detail
Union Rail Road Station, Troy, New York, following fire, May 10, 1864
Union Rail Road Station, Troy, New York, following fire, May 10, 1864
Union re-supply steamboat "Paint Rock" on the Tennessee River, January, 1864, artist's impression
Union re-supply steamboat "Paint Rock" on the Tennessee River, January, 1864, artist's impression
Union re-supply steamboat "Paint Rock" on the Tennessee River, January, 1864, artist's impression, detail
Union re-supply steamboat "Paint Rock" on the Tennessee River, January, 1864, artist's impression, detail
Union regular engineers building a bridge over the Antietam in Maryland, July 11, 1863, artist's impression, detail
Union regular engineers building a bridge over the Antietam in Maryland, July 11, 1863, artist's impression, detail
Union regular engineers building a bridge over the Antietam in Maryland, July 11, 1863, artist's impression, zoomable image
Union regular engineers building a bridge over the Antietam in Maryland, July 11, 1863, artist's impression, zoomable image
Union reinforcements moving forward, Siege of Petersburg, Virginia, November, 1864, artist's impression, detail
Union reinforcements moving forward, Siege of Petersburg, Virginia, November, 1864, artist's impression, detail
Union replacements move up to the trenches before Fort Wagner, South Carolina, August 1865, artist's impression, detail
Union replacements move up to the trenches before Fort Wagner, South Carolina, August 1865, artist's impression, detail
Union replacements move up to the trenches before Fort Wagner, South Carolina, August 1865, artist's impression, zoomable image
Union replacements move up to the trenches before Fort Wagner, South Carolina, August 1865, artist's impression, zoomable image
Union Retreat from Gaines Mill, June 29, 1862, artist's sketch
Union Retreat from Gaines Mill, June 29, 1862, artist's sketch
Union river blockade during the siege of Richmond, Virginia, August 1864, artist's impression, detail
Union river blockade during the siege of Richmond, Virginia, August 1864, artist's impression, detail
Union river blockade during the siege of Richmond, Virginia, August 1864, artist's impression, zoomable image
Union river blockade during the siege of Richmond, Virginia, August 1864, artist's impression, zoomable image