Spokane, Coeur d'Alene and Palouse Railroad Plat Map, Steptoe, Washington, Milepost 64-65, Spokane, Coeur d'Alene and Palouse Washington Volume 3 Map 07-, undated.

Spokane, Coeur d'Alene and Palouse Railroad Plat Map, Cashup to Lynn to Bankson to Steptoe, Washington, Milepost 60-65, Spokane, Coeur d'Alene and Palouse Washington Volume 3 Map 06-, undated.

Plat Map of Great Northern facilities at Steptoe, Washington, December 1, 1968, Sheet Number 1, Line Segment 383, showing the Colfax-Spring Valley line.

Plat Map of Great Northern facilities at Steptoe, Washington, December 1, 1968, Sheet Number 2, Line Segment 383, showing the Colfax-Spring Valley line.