1870
Timothy H. O'Sullivan, 1870
Timothy H. O'Sullivan, 1864
Timothy H. O'Sullivan, 1873
Timothy H. O'Sullivan, 1874
Timothy H. O'Sullivan, 1871
![[Telegrapher of the U.S.D.E. at work in the interior of the Isthmus of Darien. Darien Expdt.]](https://media.getty.edu/iiif/image/ce7541ae-4cc9-4a5a-9e08-b48d1e607ffe/full/843,/0/default.jpg)
![[Camp Hut used by the the Officers of the Darien Expedition while in he interior of the Isthmus]](https://media.getty.edu/iiif/image/4b7c2b29-a105-493e-95c8-102b93d6748a/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)
