Number 1 (March) edit
- A History of City Planning in Portland, Oregon. by Arthur D. McVoy
- Early Commercial Importance of the Mullan Road. by Oscar Osburn Winther
- The Friends Come to Oregon, III: Washington Work. by H. S. Nedry
- Oregon Document Check List IV: Laws and Codes. by comp. by Eleanor Ruth Rockwood
- Old Chief Joseph's Grave. by Grace Butterfield
- "Reviews"
- “Shorter Notices"
- "News and Comment"
- "Necrology"
- "Accessions"
- "Members"
Number 2 (June) edit
- Early Oregon Country Forts: A Chronological List. by J. Neilson Barry
- Recent History of Oregon's Electric Interurbans (cont.). by Randall V. Mills
- Famous Horses and Horsemen of the Pioneer Period. by Oswald West
- Oregon Documents Check List V: Officials, Boards. by comp. by Eleanor Ruth Rockwood
- Oregon Archives Program. by L. S. Cressman
- "Reviews"
- "Shorter Notices"
- "News and Comment"
- "Necrology"
- "Accessions"
Number 3 (September) edit
- International Rivalries in Pacific Northwest. by Richard W. Van Alstyne
- Trotting Horses and Races of the Pioneer Period. by Oswald West
- Willamette Valley in 1859: The Diary of a Tour. ed. by H. S. Nedry
- Oregon Document Check List VI: Officials, Boards. by comp. by Eleanor Ruth Rockwood
- Proverbs in Oregon. by Randall V. Mills
- "Reviews"
- "Shorter Notices"
- "News and Comment"
- "Necrology"
- “Accessions"
- "Members"
Number 4 (December) edit
- History of Care of Insane in the State of Oregon. by O. Larsell
- The Ashland Woolen Mills from 1868 to 1900. by Alfred L. Lomax
- Oregon Geographic Names: Additions since 1944. by Lewis A. McArthur
- Oregon Document Check List VIII: Officials, Boards. by comp. by Eleanor Ruth Rockwood
- "Annual Meeting"
- "News and Comment"
- "Shorter Notices"
- "Local Notes"
- "Necrology"
- "Index"
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