b'34179179C 1929 (SG.115) 3d Airmail (plus KGV d Orange & 1d Green) tied to plain FDC by bold strike of TOOWOOMBA/20MAY/29 airmail slogan FDI cancel, QANTAS Western Queensland vignette, (Frommer.18d), typed address, ROCHESTER (Vic) arrival backstamp, Cat. $160 (+$100 for vignette on cover). $150200180180P 1930 Sturt Die Proof with blank value tablet in the issued colour for the 1d on wove paper BW #139DP(1) recessed in a thick card mount (83x90mm), label with printed DESIGNED DRAWN and ENGRAVED/at the/COMMONWEALTH BANK OF AUSTRALIA/NOTE and STAMP PRINTING BRANCH/FITZROY, VICTORIA/JOHN ASH, STAMP PRINTER/7TH MARCH, 1930 affixed to the reverse, minor toning, Cat $20,000.Ex WCG McCracken and Walter Lederer. [McCracken succeeded John Ash as Commonwealth Note & Stamp Printer in April 1940]. Only 2 examples exist.One of only two recorded undenominated but otherwise completed design Australian Commonwealth die proofs in private hands. As such, an extremely significant item.Provenance: The Arthur Gray Collection, October 2015, Lot 410. $6,0008,000'