| Date | Description |
|---|---|
| 2015-05-16 | update robots_txt_status www.hamiltonbaxter.com: 404 => 200 |
| 2014-11-01 | delete address 4203 Montrose Boulevard, Suite 240 Houston, TX 77006 |
| 2014-11-01 | update primary_contact 4203 Montrose Boulevard, Suite 240 Houston, TX 77006 => null |