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
- 46 more...
- 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
- ItemGNValuationMap0050 - Great Northern Plat Map, Bluestem, Washington. Milepost 1519-1521, undated
- ItemGNValuationMap0051 - Great Northern Plat Map, Bluestem, Washington. Milepost 1520, undated
- ItemGNValuationMap0052 - Great Northern Plat Map, Washington. Milepost 1522-1525, undated
- ItemGNValuationMap0053 - Great Northern Plat Map, Harrington, Washington. Milepost 1526-1530, undated
- ItemGNValuationMap0054 - Great Northern Plat Map, Harrington, Washington. Milepost 1528, undated
- ItemGNValuationMap0055 - Great Northern Plat Map, Morocco, Washington. Milepost 1531-1534, undated
- 194 more...