Based in the Dutch East Indies. Serial changed to 23-9 shortly before being transferred to the Indonesian air force in October 1950. PM-WOI is the radio call sign. Photo from: State Library of New South Wales

The Van Berkel W-A, a licence-built Hansa-Brandenburg W.12 seaplane, was an important type in the Dutch Naval Air Service, serving both in Holland and in the East Indies. W3, in the background, is listed as written off in mid-1924. Photo from: Leiden University Libraries

With W-14 on the left and W-3 in the background. The MLD (Marine Luchtvaart Dienst) acquired 15 aircraft between 1935 and 1938. All aircraft served in the Netherlands and the Netherlands East Indies, except for W-3 and W-9 (which only saw action in the Netherlands). W-3 was destroyed on May 12, 1940 and W-9 was destroyed on April 13, 1940. W-14 managed to ecape to Great Britain on May 13, 1940 and was subsequently shipped to the NEI in August 1940. Many thanks to Wiendeld for this photo!