| Survey type |
M-A (magnetic; derived from analog data) |
| Flown by |
Aero Service Corporation |
| Date flown |
?/64 |
| Line spacing |
1.6 (km)
|
| Altitude |
304.8 (m) above ground
|
| Total distance |
19,199 (km)
|
| References |
|
| Counties |
Buena Vista - Calhoun - Carroll - Cherokee - Clay - Crawford - Dickinson - Emmet - Hamilton - Hancock - Harrison - Humboldt - Ida - Kossuth - Lyon - Monona - O'Brien - Osceola - Palo Alto - Plymouth - Pocahontas - Sac - Shelby - Sioux - Winnebago - Woodbury - Worth - Wright - Faribault - Freeborn - Jackson - Martin - Nobles - Rock - Burt - Dakota - Thurston - Washington - Lincoln - Minnehaha - Union
|
| Overlapping surveys |
|
