Railroad Archives Online
- CollectionD0490 - F. Raoul Martin Collection
- Series009 - Logging Railroads
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3006 - Cabooses (Railroads)
- ItemFRM-BC Logging-088 - MacMillan and Bloedel, Limited Caboose at Franklin River, British Columbia, circa 1958
- ItemFRM-BC Logging-152 - MacMillan and Bloedel, Limited Caboose and Log Train at Chemainus, British Columbia, November 9, 1961
- ItemFRM-CWP-038 - Crown Willamette Paper Caboose at Log Dump at Cathlamet, Washington, undated
- ItemFRM-CWP-039 - Crown Willamette Paper Caboose at Cathlamet, Washington, undated