The Oregon-California railroad was formed from the Oregon Central Railroad in 1869. Throughout its construction, the land surrounding the railroads was sold to encourage settlement and growth. Collection contains a book of maps of the Oregon-California railroad (Klamath and Siskiyou counties).

Rail transportation in Oregon has existed since 1855. The first railway in Oregon was proposed in 1864, while Oregon Portage Railroad, which operated from 1858 to 1896, was the first railroad in Oregon. Collection contains 34 black and white photographs and copies of photographs of trains.

Speckle Butte is located in the Crook County, Oregon. Collection contains a hand-drawn map of Central and Southern Oregon with railroad, ranches, rivers, roads and mountains.