Aircraft wing showing the KFm2 Step
<p>Dick Kline.
</p>
<a href="https://en.wikipedia.org/wiki/User:Chiefmanzzz" class="extiw" title="wikipedia:User:Chiefmanzzz">Chiefmanzzz</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>
I Dick Kline created this work entirely by myself.