Survey type | M-D (magnetic; collected in digital form) |
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Flown by | U.S. Geological Survey |
Date flown | 06/90-08/90 |
Line spacing | 0.8 (km) |
Altitude | 304.8 (m) above ground |
Total distance | 2,698 (km) |
References | |
Counties | Lewis - Pierce - Thurston |
Overlapping surveys |
Metadata | Questions & Answers - Outline - Parseable text - XML |
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Download | WA_1142.zip |