Oregon and the Pacific Northwest. Glimpses of pretty spots along the valley of the Columbia River ... Scenery along the line of the Northern Pacific Railroad, showing the new trans-continental route in process of construction. Photographs made by I.G. Dav
MLA
Davidson, I.G. (Isaac Grundy), 1845-1922, Himes, G. H. (George H.. Oregon and the Pacific Northwest. Glimpses of pretty spots along the valley of the Columbia River ... Scenery along the line of the Northern Pacific Railroad, showing the new trans-continental route in process of construction. Photographs made by I.G. Dav. Leather bound volume. ca. 1879. https://collections.library.yale.edu/catalog/2018500.
APA, 6th edition
Davidson, I.G. (Isaac Grundy), 1845-1922, & Himes, G. H. (George H.. (["Leather bound volume"])(ca. 1879)[Oregon and the Pacific Northwest. Glimpses of pretty spots along the valley of the Columbia River ... Scenery along the line of the Northern Pacific Railroad, showing the new trans-continental route in process of construction. Photographs made by I.G. Dav]. https://collections.library.yale.edu/catalog/2018500.