Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 1355. Renew 18 inch by 24 inch wood box culvert Number A-26-90, 0.7 miles east of Houlton, Oregon, with 32 lineal feet of 18 inch concrete pipe, account present culvert badly decayed and crushed in. Work provided for on 1916 work sheet. Chief Engineer/Standard Maintenance Procedure AFE Number CE 1453. Correspondence File Number A50. Portland Division. Other subject categories: Culvert.

Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 861. Constructing Agent's cottage and buildings at Houlton, Oregon. Chief Engineer/Standard Maintenance Procedure AFE Number CE 915. Correspondence File Number A309. Portland Division. Other subject categories: Structure Agents Cottage.

Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 895. Providing a new table in depot at Houlton, Oregon. Chief Engineer/Standard Maintenance Procedure AFE Number CE 1024. Correspondence File Number A309. Portland Division. Other subject categories: Furniture.

Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 742. Improving station buildings at Houlton, Oregon. Chief Engineer/Standard Maintenance Procedure AFE Number CE 824. Portland Division. Other subject categories: Structure Depot.

Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 792. Installing a Hoeschen Crossing Bell at Houlton, Oregon. Chief Engineer/Standard Maintenance Procedure AFE Number CE 903. Correspondence File Number A309-4. Portland Division. Other subject categories: Signals Crossing Bell.

Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 279.5. 250' spur to Howard Rock Quarry. Chief Engineer/Standard Maintenance Procedure AFE Number CE 339. Correspondence File Number A308-1. Portland Division. Other subject categories: Tracks Spur.