Montgomery Knight
... that while serving as the first Chair of the School of Aeronautics at the Georgia Institute of Technology, Montgomery Knight developed one of the first jet-powered helicopter rotors?
... that while serving as the first Chair of the School of Aeronautics at the <a class="mw-redirect" href="./Georgia_Institute_of_Technology" id="mwBZQ" rel="mw:WikiLink" title="Georgia Institute of Technology">Georgia Institute of Technology</a>, <b id="mwBZU"><a href="./Montgomery_Knight" id="mwBZY" rel="mw:WikiLink" title="Montgomery Knight">Montgomery Knight</a></b> developed one of the first jet-powered helicopter rotors?