Gee Bee Model Z
... that in 1931, frame-by-frame analysis of a movie was used to determine why the Gee Bee Model Z crashed?
... that in 1931, frame-by-frame analysis of a movie was used to determine why the <b id="mwGew"><a class="mw-redirect" href="./Gee_Bee_Model_Z" id="mwGe0" rel="mw:WikiLink" title="Gee Bee Model Z">Gee Bee Model Z</a></b> <i id="mwGe4">(pictured)</i> crashed?