* [Bay Area Rocketry](http://bayarearocketry.com)
* [Chris' Rocket Supplies](http://csrocketry.com)
* [Mile High Rocketry](https://www.milehighrocketry.com)
* [Bay Area Rocketry](http://bayarearocketry.com)
* [Chris' Rocket Supplies](http://csrocketry.com)
* [Mile High Rocketry](https://www.milehighrocketry.com)
* [Rocketarium](https://www.rocketarium.com)
* [Science Education Center](http://sciedcenter.com/)
* [Wildman Rocketry](https://wildmanrocketry.com/)
* [Rocketarium](https://www.rocketarium.com)
* [Science Education Center](http://sciedcenter.com/)
* [Wildman Rocketry](https://wildmanrocketry.com/)
* [OpenAlt](OpenAlt/)
was Bdale's original project here, a dual-deploy rocketry altimeter. One
prototype was built, but never flown.
* [OpenAlt](OpenAlt/)
was Bdale's original project here, a dual-deploy rocketry altimeter. One
prototype was built, but never flown.
-[mailing list](http://lists.gag.com/mailman/listinfo/altusmetrum). We also
-hang out on IRC channel #altusmetrum on irc.oftc.net if you have
+[mailing list](https://lists.gag.com/mailman3/postorius/lists/altusmetrum.lists.gag.com/).
+We also hang out on IRC channel #altusmetrum on irc.oftc.net if you have
questions that aren't answered here. You can also find us on
[Facebook](http://www.facebook.com/group.php?gid=341167482968), though note
we don't check Facebook very often.
questions that aren't answered here. You can also find us on
[Facebook](http://www.facebook.com/group.php?gid=341167482968), though note
we don't check Facebook very often.