A U.S. Navy K-class blimp on anti-submarine patrol circa 1943-1944. The photo was taken prior to March 1944.
circa 1943 <div style="display: none;">date QS:P571,+1943-00-00T00:00:00Z/9,P1480,Q5727902</div>
U.S. Navy photo <a rel="nofollow" class="external text" href="https://www.history.navy.mil/content/history/nhhc/our-collections/photography/numerical-list-of-images/nhhc-series/nh-series/80-G-K-13000/80-G-K-13741.html">80-G-K-13741</a>