| Added Frequency 131.0 (Universal Ground Support) | ericcarlson | 2010-04-03 19:23:58 |
| Subcategory (Aviation - Fixed Base Operators) added to (Juan Santamaria International Airport (MROC)) Category | ericcarlson | 2010-04-03 19:23:37 |
| Frequencies Updated (Updated: 7, Deleted 0) for Air Traffic Control | ericcarlson | 2009-02-14 04:06:52 |
| Frequencies Updated (Updated: 0, Deleted 0) for Air Traffic Control | ericcarlson | 2009-02-14 04:06:20 |
| Tagged 7 Frequencies with (Aircraft) | ericcarlson | 2009-02-14 04:06:20 |
| Frequencies imported | ericcarlson | 2009-02-14 04:06:15 |
| Sub-category (New SubCategory - CHANGE THIS NAME Sort 99) changed to (Air Traffic Control Sort: 20) | ericcarlson | 2009-02-14 04:05:16 |
| Category (Juan Santamaria International Airport (MROC)) added | ericcarlson | 2009-02-14 04:04:54 |
