31. Northern Pacific Railroad and Engine Facility Collection: U.S. President's Railroad Commission Photographs Set: Northern Pacific Railroad and Great Northern Railway: facilities in Spokane, Washington Location: Spokane, WA Format: Image Creator: Switchmen's Union of North America (SUNA)
32. Grade Crossing Collection: U.S. President's Railroad Commission Photographs Set: Northern Pacific Railroad and Great Northern Railway: facilities in Spokane, Washington Location: Spokane, WA Format: Image Creator: Switchmen's Union of North America (SUNA)
33. Grade Crossing Collection: U.S. President's Railroad Commission Photographs Set: Northern Pacific Railroad and Great Northern Railway: facilities in Spokane, Washington Location: Spokane, WA Format: Image Creator: Switchmen's Union of North America (SUNA)
34. Grade Crossing Collection: U.S. President's Railroad Commission Photographs Set: Northern Pacific Railroad and Great Northern Railway: facilities in Spokane, Washington Location: Spokane, WA Format: Image Creator: Switchmen's Union of North America (SUNA)
35. Grade Crossing Collection: U.S. President's Railroad Commission Photographs Set: Northern Pacific Railroad and Great Northern Railway: facilities in Spokane, Washington Location: Spokane, WA Format: Image Creator: Switchmen's Union of North America (SUNA)
36. Tank Cars and Grade Crossing Collection: U.S. President's Railroad Commission Photographs Set: Northern Pacific Railroad and Great Northern Railway: facilities in Spokane, Washington Location: Spokane, WA Format: Image Creator: Switchmen's Union of North America (SUNA)
37. Freight Yard, Grade Crossing Collection: U.S. President's Railroad Commission Photographs Set: Northern Pacific Railroad and Great Northern Railway: facilities in Spokane, Washington Location: Spokane, WA Format: Image Creator: Switchmen's Union of North America (SUNA)
38. Freight Yard, Grade Crossing Collection: U.S. President's Railroad Commission Photographs Set: Northern Pacific Railroad and Great Northern Railway: facilities in Spokane, Washington Location: Spokane, WA Format: Image Creator: Switchmen's Union of North America (SUNA)
39. Freight Yard, Grade Crossing Collection: U.S. President's Railroad Commission Photographs Set: Northern Pacific Railroad and Great Northern Railway: facilities in Spokane, Washington Location: Spokane, WA Format: Image Creator: Switchmen's Union of North America (SUNA)
40. Railroad Switching in Yard Collection: U.S. President's Railroad Commission Photographs Set: Northern Pacific Railroad and Great Northern Railway: facilities in Spokane, Washington Location: Spokane, WA Format: Image Creator: Switchmen's Union of North America (SUNA)