1952 (Oct 11) oversize Department of Works airmail cover (380x242mm) to Lae with Australian 3d, Aboriginal Art 2/- pair & Thick Paper 10/- Robes tied by Port Moresby cds, central fold & opening fault at L/R. A remarkable internal airmail cover at the rate of 6½d per half-ounce x26, so overpaid 2d!. Also a very late usage: the TPNG Pictorials were issued only 19 days later]

Grade B

Estimate AU$250