1928 (Nov 7) Parcel front to England, bearing Government Printing Office O.H.M.S address label tied by circular "GOVERNMENT PRINTING OFFICE / PAPUA" dated cachet, endorsed "Book Post", franked by monocolour 1d and 2½d pair perfined OS tied by Port Moresby datestamps. An unusual Book Post rate item for a parcel of 10-12oz (at 1d per 2oz).

1930 6d Dull and pale purple perfined OS, variety "POSTACE" at left, fine unmounted mint. S.G. O52a, £450. Photo on Page 188. (Image1)