Henry Waldo Coe (1857-1927) was a Portland, Oregon, physician, patron of the arts, and member of the Progressive Party. The collection consists mainly of correspondence including letters from Theodore Roosevelt and the Roosevelt family (1907-1918), and correspondence, clippings and photographs concerning statues of Roosevelt, George Washington, Abraham Lincoln, and Jeanne D'Arc commissioned by Coe.

Thomas Allen McBride (1847-1930) became an attorney, served in the Oregon House of Representatives, as a District Attorney, as a Clatsop County Circuit Court judge, and from 1909 till 1930, served as an Oregon Supreme Court Justice. The collection contains correspondence, speeches, publications, certificates, clippings, and photographs.

Robert Starkey wrote articles, essays, and humourous sketches for the Weekly Coast Mail, a newspaper of Marshfield, Oregon (now known as Coos Bay, Oregon). The collection (1885-1889) consists of Starkey's scrapbook that contains clippings of his writings regarding people, culture, and ideas of the day.

Frederick Steiwer (1883-1939) became a lawyer who served as Oregon district attorney 1912-1916, was elected to the State Senate, served in WWI, and was elected to the U.S. Senate (1926-1938). The collection contains political campaign records, army records, correspondence and clippings, 1911-1933.

Albert Streiff (1894-1968) was a member of the Socialist Party who ran for Oregon governor in 1930. Collection contains manuscripts of radio talks, correspondence, certificates of nomination to the Socialist Party, a scrapbook, Socialist Party Convention journals, Socialist Party National Committee motions, socialist pamphlets, Labor and Socialist Service Press, National Executive Committee memoranda and Executive Secretary letters.

Joseph Nathan Teal (1858-1929) was an Oregon rancher, lawyer, investor, and civic leader who was an advocate of waterways development and served as U.S. Shipping Commissioner from 1920-1921. The collection (1894-1917) contains fourteen volumes of scrapbooks regarding Oregon politics, Portland water, transportation in Oregon, taxes, the railroad, Celilo canal, and navigation of the Columbia River

Oswald West (1873-1960) was an attorney in Portland, Oregon, and served as governor of Oregon from 1911 until 1915. The collection (1910-1940) contains correspondence, campaign broadsides from 1910, a scrapbook of newspaper clippings by and about West, and photographs.

John Whiteaker (1820-1902), a Democrat, was Oregon's first state governor from 1859-1862. The collection consists of personal papers and photostats of Whiteaker's journals and scrapbooks.