| Subcategory (Air Traffic Control) deleted | wa8pyr | 2017-05-31 19:49:35 |
| Subcategory: (Air Traffic Control) migrated to Category (Delaware Municipal Airport (DLZ)) in Agency: (Delaware County Airports) | wa8pyr | 2017-05-31 19:48:54 |
| Changed Subcategory Details For: Air Traffic Control | wa8pyr | 2017-05-31 19:47:32 |
| Agency: Delaware County Airports changed from Delaware Municipal Airport (DLZ) (Aircraft / Airport) to Delaware County Airports | wa8pyr | 2017-05-31 19:47:20 |
| Tagged 3 Frequencies with (Aircraft) | ibagli | 2008-06-09 22:54:52 |
| Frequencies updated | radioscan | 2005-08-25 08:54:45 |
| Added Frequency 120.20000 | radioscan | 2005-08-25 08:54:27 |
| Sub-category Aviation - Air Traffic Control changed | ericcarlson | 2004-07-12 13:26:53 |
| Sub-category Delaware Municipal Airport (DLZ) changed | ericcarlson | 2004-07-12 13:26:47 |
| Frequencies updated | ericcarlson | 2004-07-12 13:26:42 |
| Category Delaware Municipal Airport (DLZ) changed | ericcarlson | 2004-07-12 13:26:25 |
