Ground testing of a U.S. Navy ASM-N-2 <i>Bat</i> guided bomb.
USN
1946
U.S. Navy Naval Aviation News December 1946 <a rel="nofollow" class="external autonumber" href="http://www.history.navy.mil/nan/backissues/1940s/1946/Dec46.pdf">[1]</a>, p. 26.