Martis Valley Pit
From Underfoot
Q49429991
mine in Nevada County, California, United States of America
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Location: 39.3386, -120.1206, KML, Cluster Map, Maps,
1 places
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Tunnel No. 41 ⓘ
railway tunnel in California
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| Type | Subtype | Date | Description | Notes | Source |
|---|---|---|---|---|---|
| site | tunnel | 1925 | Tunnel No. 41 | Union Pacific Railroad, Southern Pacific Transportation Company, railway tunnel | Wikidata |