Pay records of the 2nd Oregon Volunteer Infantry regiment, including payrolls for companies and field staff, and individual soldiers' pay records. The 2nd Oregon Volunteer Infantry was raised during the Spanish-American War and served in the Philippines during that conflict and for the first four months of the subsequent Philippine-American War.

Collection documenting the battleship USS Oregon, the Battleship Oregon Commission, and the Battleship Oregon Memorial and Museum.

Four letters from Louie E. Matteson (1881-1957) to his family, written while he was serving in the U.S. Army during the Philippine-American War, and a brief biographical outline of Matteson's life.