20th Century (29,077)
Building (4,491)
Built during 1910s (8,942)
Diablo, Washington (5)
Log (2,404)
National Park Service (995)
| North Cascades National Park Service Complex MRA (24)
North Coast Mining & Milling Co. (2)
Owned by federal government (3,225)
Skagit County, Washington (37)
Washington (2,004)
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