1867–1869
Timothy H. O'Sullivan, 1871
Timothy H. O'Sullivan, 1864
Timothy H. O'Sullivan, 1861
Timothy H. O'Sullivan, 1870
Timothy H. O'Sullivan, 1873
Timothy H. O'Sullivan, 1863
Timothy H. O'Sullivan, 1868
![[Winter Quarters of Army of the Potomac, Near Brandy Station, Virginia]](https://images.metmuseum.org/CRDImages/ph/original/DP70608.jpg)
![[Palms on the Isthmus of Darien. Darien Expedition.]](https://media.getty.edu/iiif/image/a638c5e2-b9ed-40e2-9312-29cadd508251/full/843,/0/default.jpg)
![[Miner at Work, The Comstock Mine, Virginia City, Nevada]](https://media.getty.edu/iiif/image/a1791abb-d2dd-4c82-a622-28c7801aaca4/full/843,/0/default.jpg)
![[Showing means of transportation through the interior of the Isthsmus of Darien. Darien Expedition.]](https://media.getty.edu/iiif/image/1579eec1-4c8b-4ded-97e7-e47249cb3660/full/843,/0/default.jpg)