Gladys Kathleen Parkin
... that Gladys Kathleen Parkin obtained a first-class commercial radio operator's license at the age of fifteen?
... that <b id="mwARI"><a href="./Gladys_Kathleen_Parkin" id="mwARM" rel="mw:WikiLink" title="Gladys Kathleen Parkin">Gladys Kathleen Parkin</a></b> obtained a first-class commercial radio operator's license at the age of fifteen?