[overview of hobby rocketry](http://www.jcrocket.com/welcome.shtml)
on his web site. Keith has also put together some useful notes about the
process of [certification](http://keithp.com/rockets/certification/) to
-fly high power rockets.
+fly high power rockets. And thanks to Maddie for pointing out the paghes that
+[Lisa Richards](http://www.mapcon.com/model-rocket-maintenance-technology) maintains.
<p>
To find more information about the rockets Bdale and his son have built, see
[Garbee Rockets](http://www.gag.com/rockets).