| URL | Priority | Change frequency | Last modified (GMT) |
|---|---|---|---|
| https://www.propellersafety.com/3812/regulations/nmma-comments-uscg-2011-0497/ | 60% | Monthly | 2012-05-25 19:23 |
| https://www.propellersafety.com/3783/research-projects/moving-propeller-alert-design-project/ | 60% | Monthly | 2016-12-16 13:41 |