Letters from C. C. Augur and William C. McKay to Thomas M. Anderson (1836-1917), discussing topics relating to the history of the Pacific Northwest. Anderson was a U.S. Army officer who commanded the 14th Infantry at Fort Vancouver, Washington, in the 1880s and 1890s and who fought in the U.S. Civil War and the Spanish-American War.

Collection consists of typescript notes and research, circa 1950-1976, for William N. Bischoff's edited and annotated "We Were Not Summer Soldiers: the Indian War Diary of Plympton J. Kelly, 1855-56."

Correspondence of Oregon Territorial Governor George L. Curry (1820-1878) relating to the Yakima War and the Rogue River War of 1855-1856. Most of the correspondence, which relates to raising and supplying volunteers or to military orders, consists of drafts or office copies written on Curry's behalf by Benjamin Stark (1820-1898), who acted as Curry's aide-de-camp.

Papers of Theodore J. Eckerson (1820-1906), primarily relating to his military career, but also including letters from Benjamin L. E. Bonneville (1796-1898) and Ulysses S. Grant (1822-1885). Eckerson, who emigrated to Oregon in 1849, was in the U.S. Army for most of his adult life. He fought in the Mexican-American War and, in the 1850s, supplied Euro-American volunteers who were fighting Native peoples in the Pacific Northwest.

Manuscript reminiscences by Turner F. Levens of early days in the Cascade Range, including the Cascades Massacre on March 26, 1856, during the Yakama War; the Oregon Steam Navigation Company's Cascades portage railway; and family genealogy.

Handwritten copy of orders issued by Brigadier General Newman S. Clarke of the United States Army's Department of the Pacific in June 1857, prohibiting white persons from moving to specified lands in the eastern Washington Territory and Oregon Territory. The orders were issued during the Yakima War, a conflict in the 1850s between Euro-American emigrants and the Yakama, Imatalamłáma (Umatilla), Cayuse, and Walla Walla peoples.

Collection consists of typescript and manuscript correspondence and reminiscences recorded by T. A. Wood from approximately 1890-1902. Topics include his experiences as a Methodist minister, chaplain for the Union Army during the Civil War, his involvement in conflicts with Native peoples, and the integration of Black students into Portland public schools.