Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 1531. Construct spur track 3065 feet long to serve the Warrenton Clay Company's plant at Warrenton, Oregon, to furnish trackage facilities for new industry. Chief Engineer/Standard Maintenance Procedure AFE Number CE 1625. Correspondence File Number A330-1. Portland Division. Other subject categories: Track Spur.

Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 1274. Build 10 foot by 12 foot platform at Warrenton, Oregon. Chief Engineer/Standard Maintenance Procedure AFE Number CE 1377. Correspondence File Number A330. Portland Division. Other subject categories: Structure Platform.