1875–1885
George Barker, 1875
George Barker, 1870
George Barker, 1880
George Barker, 1886
George Barker, 1860
George Barker, 1879
![Squaw and Pappoose [sic] - Goat Island - Niagara.](https://media.getty.edu/iiif/image/2cac2ed5-c01b-449c-8989-eb221ebd1d7c/full/843,/0/default.jpg)
![Ice Mountains in front of Cave of the Winds - Winter - 1875[.] On Line of Canada Southern R.R.](https://media.getty.edu/iiif/image/f7560438-d28d-46d1-8a46-bb50382cf24e/full/843,/0/default.jpg)
![[Niagara Falls]](https://media.getty.edu/iiif/image/1828770d-287c-4e4b-b448-c57d1dd9448f/full/843,/0/default.jpg)
![[Washington] Irving's Grave - Sleepy Hollow Churchyard - Tarrytown, N.Y.](https://media.getty.edu/iiif/image/ba4e0154-5543-4a24-a805-1280b984da5a/full/843,/0/default.jpg)