細節
on piece Undated reverse of envelope bearing German New Guinea 5pf. and 10pf., G.R.I. New Guinea 1d. on 5pf. and 2d. on 20pf. strip of three and two singles, and Australia Kangaroo ½d., 2d., 3d., 5d., 6d. and 1/- perforated "OS", all tied by Freidrich-Wilhelmshafen mutilated Imperial District Court seal; some with light staining around perforations. B.P.A. Certificate (1967)