Coat of Arms of the 187ª Squadriglia Idrovolanti of the <a href="https://en.wikipedia.org/wiki/Regia_Aeronautica" class="extiw" title="en:Regia Aeronautica">Servizio aeronautico</a> (Italian Royal Army Air Force)
<a href="//commons.wikimedia.org/wiki/User:F_l_a_n_k_e_r" title="User:F l a n k e r">F l a n k e r</a>
<ul><li>Original document of the time</li></ul>