Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE), Willbridge, Oregon, undated.

Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE), Willbridge, Oregon, undated.

Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 1932. Built two watchmens shacks, one on each end of the bridge. Chief Engineer/Standard Maintenance Procedure AFE Number CE 1961. Correspondence File Number 33-7. Other subject categories: Structure Watchmen.

Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE), Willbridge, Oregon, undated.

Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 622. Putting in cast iron culvert at 265.40 at Willbridge, Oregon. Correspondence File Number A-50. Terminals Division. Other subject categories: Culvert.

Spokane, Portland and Seattle Railway Engineering Drawing: 80 Foot Deck Plate Girder (DPG), Bridge 5.1 - Willamette River, north of Willbridge, Oregon, Line Segment 047, Milepost 5.15, undated.