Lieutenant-Colonel <a href="https://en.wikipedia.org/wiki/Alec_Ogilvie" class="extiw" title="w:Alec Ogilvie">Alec Ogilvie</a> at his desk.
Unknown author<span style="display: none;">Unknown author</span> -- Not given in Flight magazine, found by Google image searching or in uploader's extensive library of early military aviation books.
Published 20 November 1919
Flight magazine (<a rel="nofollow" class="external free" href="http://www.flightglobal.com/pdfarchive/view/1919/1919%20-%201491.html">http://www.flightglobal.com/pdfarchive/view/1919/1919%20-%201491.html</a>)