| Added Frequency 152.435 (Walnut Creek Mining Company) | ericcarlson | 2022-10-02 12:46:40 |
| Added Subcategory: Miscellaneous | ericcarlson | 2022-10-02 12:46:13 |
| Subcategory (Well Servicing Companies) deleted | rattlerbb01 | 2020-10-15 20:43:08 |
| Added Frequency 463.2250 (Navasota Valley Electric Cooperative) | ericcarlson | 2017-07-18 17:27:12 |
| Added Subcategory: Utilities | ericcarlson | 2017-07-18 17:26:46 |
| Changed category from (Oil and Gas Production 99) to (Businesses 99) | ericcarlson | 2017-07-18 17:26:38 |
| Agency: Businesses changed from Industrial (Business Group) to Businesses (Business Group) | ericcarlson | 2017-07-18 17:26:28 |
| Added Frequency 469.55000 (Schlumberger "DIR SUV" Travel, Convoy Talk (CSQ on RX in radios)) | rattlerbb01 | 2008-11-20 21:22:08 |
| Added Frequency 469.55000 (Schlumberger "DIRECT" Travel, Convoy Talk) | rattlerbb01 | 2008-11-20 21:21:25 |
| Added Frequency 154.49000 (Schlumberger On Location Portables CH 2) | rattlerbb01 | 2008-11-20 21:20:29 |
| Added Frequency 154.60000 (Schlumberger On Location Portables CH 1) | rattlerbb01 | 2008-11-20 21:20:09 |
| Sub-category (New SubCategory - CHANGE THIS NAME Sort 99) changed to (Well Servicing Companies Sort: 99) | rattlerbb01 | 2008-11-20 21:19:35 |
| Category (Oil and Gas Production) added | rattlerbb01 | 2008-11-20 21:19:12 |
