<a href="https://en.wikipedia.org/wiki/Douglas_A-20_Havoc" class="extiw" title="en:Douglas A-20 Havoc">Douglas Boston III</a> bomber.
Picture prepared for Wikipedia by <a href="https://en.wikipedia.org/wiki/User:Keith_Edkins" class="extiw" title="en:User:Keith Edkins">Keith Edkins</a> in April 2004.
21 April 2004 (original upload date)
<p><a href="https://en.wikipedia.org/wiki/Air_Ministry" class="extiw" title="en:Air Ministry">Air Ministry</a> photograph published in: <br><i>Aircraft of the Fighting Powers</i> Vol II <br>
Ed: H J Cooper, O G Thetford and D A. Russell <br></p>
Harborough Publishing Co, Leicester, England 1941.