| Survey type | M-Dz (magnetic; digitized from contour maps) |
|---|---|
| Flown by | USGS |
| Date flown | 11/46-?/48 |
| Line spacing | 0.4 (km) |
| Altitude | 548.64 (m) by barometer measurement |
| Total distance | 14,750 (km) |
| References | |
| Counties | Franklin - Jefferson - Saint Francois - Washington |
| Overlapping surveys |
| Metadata | Questions & Answers - Outline - Parseable text - XML |
|---|---|
| Download | MO0082A.zip |
