Spokane, Portland and Seattle Railway Engineering Drawing: Castings, Bridge A62.7 - Clatskanie River, west of Clatskanie, Oregon, Line Segment 440, Milepost 62.67, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Castings, Bridge A62.7 - Clatskanie River, west of Clatskanie, Oregon, Line Segment 440, Milepost 62.67, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Bottom Lateral Bracing, Bridge A62.7 - Clatskanie River, west of Clatskanie, Oregon, Line Segment 440, Milepost 62.67, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Bed Plates, Bridge A62.7 - Clatskanie River, west of Clatskanie, Oregon, Line Segment 440, Milepost 62.67. Sheet WW386A, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Bearing for Main Shaft, Bridge A62.7 - Clatskanie River, west of Clatskanie, Oregon, Line Segment 440, Milepost 62.67. Sheet CC - 637, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: 6 Post Bent west Approach, Bridge A62.7 - Clatskanie River, west of Clatskanie, Oregon, Line Segment 440, Milepost 62.67. Sheet CC - 648, undated.

Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 262. Agents cottages at Rainier, Oregon and Clatskanie, Oregon. Chief Engineer/Standard Maintenance Procedure AFE Number CE 319. Correspondence File Number A314 A319. Portland Division. Other subject categories: Structure Agents Cottage.

Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 750. Repairing down spouts on depot building at Clatskanie, Oregon. Portland Division. Other subject categories: Structure Depot.

Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 1820. Renew bridge A-61-5 with standard pile trestle. Chief Engineer/Standard Maintenance Procedure AFE Number CE 1866. Correspondence File Number A34-7. Other subject categories: Bridge Trestle.