cover 1920 (c. May) envelope from England to Darwin and redirected to Port Moresby, bearing ½d. with triangular cancellation and 1917 1d. on 2½d. (defective) with arrival c.d.s. and "TAX" h.s., the cover with another strike of the h.s. alongside manuscript "1d"; the envelope with a few faults, though a scarce commercial usage. Photo