1865–1880
George Barker, 1875
George Barker, 1865
George Barker, 1880
George Barker, 1888
George Barker, 1870
George Barker, 1860
![Biddle Stairs [Niagara Falls]](https://media.getty.edu/iiif/image/66180063-b435-473b-b439-a5ad6846b6a1/full/843,/0/default.jpg)
![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)
