http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Vols. 1-40, 1900-39. 1 v. (Includes index to journal under its earlier title); Vols. 41-61, 1940-60. 1 v.
Quarterly of the Oregon Historical Society