b'67ex 421 424421* Revenues: mint 1925 STAMP/DUTY Overprints 1d marginal strip of 5 with complete Commonwealth Treasury imprint, 2d block of 4 with part imprint (crease lower-right unit), upper-right unit withHorizontal break running through DUTY, also 1d & 2d (creasing) singles, some mild gumside spotting.Very scarce multiples. (11) $150200New GuineaAerophilately & Flight Covers422C 7 Jan. 1932AAMC.P40 pair of covers to New Guinea carried on the return flight of the first All-Australian airmail service with GB KGV 1/- & 4d or 10d & 6d tied by TADWORTH/17DE/31/SURREY datestamps, CHRISTMAS GREETINGS flight cachets in red or in blue, BRISBANE 21JAN/1932 backstamps, both sent onwards by mailboat with numerous New Guinea backstamps and RABAUL 17FE32 arrival datestamps on face. Only 30 flown.(2) .$350400423C 23 Nov. 1936 (AAMC.P108) Lae - Sydney cover (vertical fold) flown by Tommy ODea & Les Ross on Guinea Airways Lockheed Electra VH-UXH with Undated Birds values to 6d tied by LAE 22NO36 datestamps,cover addressed to Adelaide, no backstamps, Cat. $425. .$160200New GuineaPostal History424C 1904 (Mar.23) Kinze cover to Germany with BNG d to 6d Lakatois (6d concealed tear, 4d edge fault)tied by Lee Type 6 PORT MORESBY 23MAR04 datestamps, R-in oval registration handstamp,on reverse SYDNEY transit and KENZINGEN arrival datestamp. Most attractive. $200250ex 425 430425c 1929-39 covers with rubber registration cachets comprising 1929 Rabaul to USA with 6d Huts, 1933 Chinese merchants cover from Madang to Rabaul, 1934 Eekhoff & Son advertising cover Lae airmail to Salamaua, 1935 Rabaul to USA, 1938 Wewak to USA, 1939 Kavieng airmail to England with 2d & 6d Bululo Air, 1939 Rabaul to England; also official covers Madang to Talasea with 1/- Huts optd OS and 1932 Marienberg to England with 9d Dated Bird optd OS; generally fine. (9 items) $300400426C 1930s-1940 cover selection with 1940 newswrapper from Lae to Sandy Creek Gold Sluicing Ltd in Sydney with 5d Bulolo (2, both overlapping wrapper edge); also 1933 Salamaua airmail to USA with 1d Undated Birds Airs strip of 4, 1934 1d printed matter rate to USA, 1938 (?) Madang 11d rate printed cover to Holland,1939 Bulolo to USA taxed, Burns Philp Madang office 1938 to USA & Salamaua office 1935 (?) to Sydney, other commercial mail from Carpenter & Co and Greenwood & Laws in Rabaul, etc. Good lot, majority commercial mail. (18 items) $300400'