Australia. (Papua). 1931. Official Mail Registered envelope headed 'On His Majesty's Service' addressed to Kiriella, Ceylon bearing Papua 'O.S.' SG 039, 1d pink and SG 040, 2d mauve (pair) tied by Samarai/ Papua date stamp '18th June 31' with circular 'Post Office/ Samarai, Papua' in red on face and registration label, routed visa Melbourne '14th July' with Colombo and Kiriella/ M.O. & S.B.' receiver 'July 31' and forwarded to Corfe Castle '24th Aug' on reverse. Very fine.