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She was built under yard No 994 by Cammell Laird, Birkenhead for the Melanesian Mission.
04 July 1933 Launched under the name SOUTHERN CROSS (VII)
Tonnage 298 grt. Dim. 120 x 28.5ft.
Powered by 120 hp diesel engine, speed 9 knots.

During World War II sailed as HMAS SOUTHERN CROSS (FY 17) by the Australian Navy.
Armament 2 – 0.3 inch Vickers, 1 – 0.5 inch Browning.
29 March 1941 requisitioned as an examination vessel, commenced service 18 June 1941.
Later that year used as a store carrier.

1946 paid off and handed back to the mission.

A photo you can find on http://users.chariot.net.au/~lenshome/auxilliaries.htm

Have not found her fate.

SG445

Source: http://www.miramarshipindex.org.nz Australian and new Zealand Warships 1914-1945 by Ross Gillett.