1864
Alexander Gardner, 1862
Alexander Gardner, 1863
Timothy H. O'Sullivan, 1864
Timothy H. O'Sullivan, 1863
Timothy H. O'Sullivan, 1871
Timothy H. O'Sullivan, 1873
Alexander Gardner, 1866
![[Portrait of an unknown officer]](https://media.getty.edu/iiif/image/8e27be0c-4d5f-4812-b2c5-14f2d68961e4/full/843,/0/default.jpg)
![[Walker]](https://media.getty.edu/iiif/image/16c00bf1-06a8-4fd0-8f1a-cd218b9a530f/full/843,/0/default.jpg)
