<?xml version="1.0" encoding="UTF-8"?>
<ehslinks>
	<sub_1 link="pros_cons.htm">Airfoil Series: Pros &amp; Cons
		<sub_2>Here is a list of the Pros &amp; Cons of different airfoil series.</sub_2>
	</sub_1>
	<sub_1 link="http://www.nasg.com/afdb/search-airfoil-e.phtml">Airfoil Search
		<sub_2>An archive of airfoils along with a variety of calculated Polar Curves.</sub_2>
	</sub_1>
</ehslinks>