Railroad Archives Online
- CollectionD0324 - Washington State Archives Railroad Valuation Map Deposit
- Series10 - Great Northern Railway Company (U.S.)
- Subseries Level 112 - Cartographic materials
- Subseries Level 22 - Plats
- 40 more...
- ItemGNValuationMap0041 - Great Northern Plat Map, Spokane County, Washington. Milepost 1503, undated
- ItemGNValuationMap0042 - Great Northern Plat Map, Waukon, Washington. Milepost 1504-1506, undated
- ItemGNValuationMap0043 - Great Northern Plat Map, Waukon, Washington. Milepost 1506, undated
- ItemGNValuationMap0044 - Great Northern Plat Map, Washington. Milepost 1507-1510, undated
- ItemGNValuationMap0045 - Great Northern Plat Map, Edwall, Washington. Milepost 1511-1514, undated
- ItemGNValuationMap0046 - Great Northern Plat Map, Edwall, Washington. Milepost 1511, undated
- ItemGNValuationMap0047 - Great Northern Plat Map, Washington. Milepost Reservoir. Milepost 1511.6, undated
- ItemGNValuationMap0048 - Great Northern Plat Map, Canby, Washington. Milepost 1515-1518, undated
- ItemGNValuationMap0049 - Great Northern Plat Map, Canby, Washington. Milepost 1515, undated
- 200 more...