HUGO JUNKERS, EARLY GERMAN AERONAUTICAL ENGINEER [GERMANY]
This air mail registered long cover appeared on Ebay and was franked with 3 copies of the 3d green first Australian mail stamp, one 1d green KGV Head and 3 copies of the 2d red KGV Head, postmarked with seven impressions of G.P.O. MELBOURNE/ 3/ 16 JA 31. In addition to the Air Mail vignette, there was an R.6 G.P.O. Melbourne Victoria registration label, as well as interesting advertising matter