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
- 157 more...
- ItemGNValuationMap0158 - Great Northern Plat Map, Washington. Milepost 50-53, undated
- ItemGNValuationMap0159 - Great Northern Plat Map, Touhey, Washington. Milepost 55, undated
- ItemGNValuationMap0160 - Great Northern Plat Map, Touhey, Washington. Milepost 54-57, undated
- ItemGNValuationMap0161 - Great Northern Plat Map, Mansfield, Washington. Milepost 58-60, undated
- ItemGNValuationMap0162 - Great Northern Plat Map, Mansfield, Washington. Milepost 60, undated
- ItemGNValuationMap0163 - Great Northern Plat Map, Olds to Welch, Washington. Milepost 1652-5, undated
- ItemGNValuationMap0164 - Great Northern Plat Map, Olds, Washington. Milepost 3, undated
- ItemGNValuationMap0165 - Great Northern Plat Map, Rocky Reach, Washington. Relocate Line Near Rocky Reach. Milepost 6-9, undated
- ItemGNValuationMap0166 - Great Northern Plat Map, Welch, Washington. Milepost 6, undated
- 83 more...