31. Union general Jeremiah Boyle Creator: Charles D. Fredericks & Co. Date: between 1861 and 1865 Format: Still image Access: Public
32. Union general Joseph Hooker Creator: Brady's National Photographic Portrait Galleries Date: between 1861 and 1865 Format: Still image Access: Public
33. Union general Joseph K. Mansfield Creator: Brady's National Photographic Portrait Galleries Date: between 1861 and 1862 Format: Still image Access: Public
34. Union general Nathaniel Lyon Creator: D. Appleton & Co. Date: 1861 Format: Still image Access: Public
35. Union general Nathaniel P. Banks Creator: Brady's National Photographic Portrait Galleries Date: between 1861 and 1865 Format: Still image Access: Public
36. Union general Robert Anderson. Anderson commanded Fort Sumter at the start of the Civil War Creator: Turner, A. A. (Austin Augustus), approximately 1831-1866 Date: 1861 Format: Still image Access: Public
37. Union general Samuel P. Heintzelman Creator: Brady's National Photographic Portrait Galleries Date: between 1861 and 1865 Format: Still image Access: Public
38. Union general Samuel P. Heintzelman Creator: Brady's National Photographic Portrait Galleries Date: between 1861 and 1865 Format: Still image Access: Public
39. Union general Thomas Leonidas Crittenden Creator: Charles D. Fredericks & Co. Date: between 1861 and 1865 Format: Still image Access: Public
40. Union general Thomas Leonidas Crittenden Creator: Charles D. Fredericks & Co. Date: between 1861 and 1865 Format: Still image Access: Public