. "1946" . . . . . . . "No. 520 Squadron" . . . . "No. 520 Squadron RAF" . . . . "1943" . . "No. 520 Squadron RAF" . . . . "A dove holding in the beak an olive branch" . . "Tomorrow's Weather Today" . . . . "2M (Sep 1943 \u2013 Apr 1946)" . . . . . "meteorological" . . . . .