81. The chair Lincoln sat in when he was shot Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: [ca. 1865] Institution: Boston Public Library
82. Chattanooga, Tenn. Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: [ca. 1861–1865] Institution: Boston Public Library
83. Church of the Engineer Corps before Petersburg Creator: O'Sullivan, Timothy H., 1840-1882 Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: March 1865 Institution: Boston Public Library
84. Col. George Hogg and staff 2d New York Heavy Artillery 1st Brigade, 1st Division, 2d Army Corps, Army of the Potomac Creator: Smith, William Morris Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: [ca. 1865] Institution: Boston Public Library
85. Collecting remains of the dead, Cold Harbor Creator: Reekie, John Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: April 1865 Institution: Boston Public Library
86. Colonel Wilson, Chief Commissary Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: [ca. October 1863–March 1864] Institution: Boston Public Library
87. Commissioned officers, 28th Mass. Infantry Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: [ca. 1861–1865] Institution: Boston Public Library
88. Commissioned officers 3d Mass. Artillery, Fort Totten, Va. Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: [ca. 1861–1865] Institution: Boston Public Library
89. Commodore J. L. Worden Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: [ca. 1861–1865] Institution: Boston Public Library
90. Company "A" 93d N.Y. Infantry, August, 1863 Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: August 1863 Institution: Boston Public Library
91. Company "A" U.S. Engineers Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: [ca. May 1864–March 1865] Institution: Boston Public Library
92. Company "B" 93d N.Y. Infantry, August, 1863 Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: August 1863 Institution: Boston Public Library
93. Company "B" U.S. Engineers Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: [ca. May 1864–March 1865] Institution: Boston Public Library
94. Company "C" 1st Mass. Cavalry Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: [ca. May 1864–March 1865] Institution: Boston Public Library
95. Company "C" 41st N.Y. Infantry, Manassas, Va. Creator: O'Sullivan, Timothy H., 1840-1882 Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: July 1862 Institution: Boston Public Library
96. Company "C" 93d N.Y. Infantry, August, 1863 Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: August 1863 Institution: Boston Public Library
97. Company "C" U.S. Engineers Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: [ca. May 1864–March 1865] Institution: Boston Public Library
98. Company "D" 149th Penn. Infantry, Nov. 6, 1864 Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: November 6, 1864 Institution: Boston Public Library
99. Company "D" 149th Penn. Infantry, Nov. 6, 1864 Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: November 6, 1864 Institution: Boston Public Library
100. Company "D" 1st Mass. Cavalry Format: Photographs Collection: American Civil War 20th Massachusetts Regiment (Collection of Distinction) Date: [ca. May 1864–March 1865] Institution: Boston Public Library