Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 1622. Building partition between waiting rooms in depot at Madras, Oregon, to reduce space to be heated during winter months. Chief Engineer/Standard Maintenance Procedure AFE Number CE 1699. Correspondence File Number T340. Oregon Trunk Division. Other subject categories: Structure Depot.

Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 949. Replacing dormant warehouse scale with portable scales at Madras, Oregon. Chief Engineer/Standard Maintenance Procedure AFE Number CE 1071. Correspondence File Number T340-6. Oregon Trunk Division. Other subject categories: Scale Portable.

Spokane, Portland and Seattle Railway Engineering Drawing: Dapping Table, Bridge T105.6 - Willow Creek, Madras, Oregon, Line Segment 053, Milepost 105.57. Sheet 9371, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Floor System, Bridge T105.6 - Willow Creek, Madras, Oregon, Line Segment 053, Milepost 105.57. Sheet 9370, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Map of Willow Creek, Bridge T105.6 - Willow Creek, Madras, Oregon, Line Segment 053, Milepost 105.57. Sheet 9372, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Plan/Cross Section/Profile, Bridge T105.6 - Willow Creek, Madras, Oregon, Line Segment 053, Milepost 105.57. Sheet 8667, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge T105.6 - Willow Creek, Madras, Oregon, Line Segment 053, Milepost 105.57. Sheet B9508, undated.