Henry John (Harry) Doube (1879 - 1939) and Augusta Mary Ziesing (1882-1966) had 4 children who are all shown in this picture, taken during WWII.
Back: Henry (b 1913), Brian (b 1917) and Charles (b 1912)
Front: Mary (Molly) (b 1915).
Henry, Brian and Charles all served in the RAAF while Molly served in the WANS.
They were all grandchildren of Bridget Mary Carrucan and John Doube.