Australians in the Royal Naval Air Service 1914-1918 (Part 3) Stevens, Errol · Dec 5, 1996 · R.S. DALLAS DSO DSC* C de G (1891 – 1918) Roderic Stanley Dallas is generally regarded as Australia’s second highest scoring air ace of any war, with the majority of ...Pages: Page 1 Page 2 Page 3 Page 4