https://openresearch-repository.anu.edu.au/bitstream/1885/10583/2/02Whole_Smith.pdf
Page 234, citation:
Nurton, 'Report of patrol to the Ramu River and across it, for the purpose of investigating a complaint of arson by the Lutheran Mission ...' (20.1.36 to 17.2.36), and attached statements regarding this investigation; Annual Report (Territory of New Guinea) 1935- 1936, para. 39, p.25. See also Rabaul Times (issues, 8.5.36 and 15.5.36) for details of Cranssen's trial in Rabaul