| Survey type | M-Dz (magnetic; digitized from contour maps) |
|---|---|
| Flown by | U.S. Geological Survey |
| Date flown | 09/60-11/60 |
| Line spacing | 1.6 (km) |
| Altitude | 152.4 (m) above ground |
| Total distance | 18,909 (km) |
| References |
Philbin, P. W., Long, C. L., Moore, F.C., 1965, Aeromagnetic map of the Columbus-Dayton area, Ohio and Indiana; Geophysical Investigations Map 491 http://dx.doi.org/10.3133/gp491 Bates, R.G., 1965, Natural gamma aeroradioactivity map of central Ohio and east-central Indiana; Geophysical Investigations Map 524http://dx.doi.org/10.3133/gp524 |
| Counties | Fayette - Franklin - Jay - Randolph - Union - Wayne - Athens - Auglaize - Butler - Champaign - Clark - Clinton - Darke - Delaware - Fairfield - Fayette - Franklin - Greene - Hardin - Hocking - Knox - Licking - Logan - Madison - Marion - Mercer - Miami - Montgomery - Morrow - Perry - Pickaway - Preble - Ross - Shelby - Union - Warren |
| Overlapping surveys |
| Metadata | Questions & Answers - Outline - Parseable text - XML |
|---|---|
| Download | OH-IN0383.zip |
