| Agency: Slave Lake Airport - YZH changed from CYZH Slave Lake Airport (Aircraft / Airport) to Slave Lake Airport - YZH (Aircraft | mciupa | 2017-02-21 18:08:00 |
| Changed Subcategory Details For: Radio | mciupa | 2015-11-09 18:14:24 |
| Sub-category (Unicom Sort 99) changed to (Unicom Sort: 10) | mciupa | 2011-06-20 18:30:20 |
| Category (Air Operations Sort: 10) changed to (CYZH Sort: 10) | mciupa | 2011-06-20 18:30:10 |
| Sub-category (Unicom Sort 99) changed to (Unicom Sort: 99) | mciupa | 2011-06-20 18:29:52 |
| Agency CYZH Slave Lake Airport changed from Slave Lake Airport - CYZH (Aircraft / Airport) to CYZH Slave Lake Airport (Aircraft | Jay911 | 2008-03-19 07:45:59 |
| Migrated 1 Frequencies to Radio | Jay911 | 2008-03-18 19:23:27 |
| Frequencies Updated (Updated: 0, Deleted 0) for Unicom | Jay911 | 2008-03-18 19:23:15 |
| Tagged 3 Frequencies with (Aircraft) | Jay911 | 2008-03-18 19:23:15 |
| Frequencies Updated (Updated: 3, Deleted 0) for Unicom | Jay911 | 2008-03-18 19:23:09 |
| Sub-category (Slave Lake (CYZH) Sort 10) changed to (Unicom Sort: 99) | Jay911 | 2008-03-18 19:22:26 |
| Sub-category (Main Sort 99) changed to (Radio Sort: 99) | Jay911 | 2008-03-18 19:21:31 |
| Sub-category (New SubCategory - CHANGE THIS NAME Sort 99) changed to (Main Sort: 99) | Jay911 | 2008-03-18 19:20:36 |
| Category (Air Operations Sort: 0) changed to (Air Operations Sort: 10) | Jay911 | 2008-03-18 19:20:09 |
| Category (Air Operations) added | Jay911 | 2008-03-18 19:19:58 |
