Arthur "Spud" Murphy
... that on 31 March 1921, Arthur "Spud" Murphy became "Airman No. 1" on the roll of the newly established Royal Australian Air Force?
... that on 31 March 1921, <b id="mwESs"><a href="./Arthur_William_Murphy" id="mwESw" rel="mw:WikiLink" title="Arthur William Murphy">Arthur "Spud" Murphy</a></b> became "Airman No. 1" on the roll of the newly established <a href="./Royal_Australian_Air_Force" id="mwES0" rel="mw:WikiLink" title="Royal Australian Air Force">Royal Australian Air Force</a>?