Three-view drawing of the Boeing Stearman Model 75 <i>Kaydet</i>. (USAAF PT-13/-17/-18/-27, USN N2S).
USN
1990
U.S. Navy Naval Aviation News January-February 1990, p. 17 <a rel="nofollow" class="external autonumber" href="http://www.history.navy.mil/nan/backissues/1990s/1990/jf90.pdf">[1]</a>