b"56353 354353C 1938 (Mar 4) Express airmail cover (255x170mm) Amsterdam to Argus newspaper Melbourne franked aggregate 12g67, including Wilhelmina 2g + 5g pair, miscalculating by 10c UPU 65c (140-160gms) rate plus airmail surcharge 40c per 5gms x29 plus 32c Express delivery, backstamped Melbourne. Ex Perry. $200300354C 1940 (Oct. 29) censored cover from Kudat, NORTH BORNEO to Sydney endorsed 'By BOAC' for Horseshoe route, bearing aggregate franking of 60c for post-EAMS combined airmail rate 60c per oz, rare framed 'PASSED BY/12/CENSOR/NORTH BORNEO' handstamp. .$250350355C c.1940 Education Dept. (Tas) commercial papers rate OHMS cover with scarce solo franking of 3d AIF punctured 'T' tied by indistinct Hobart machine cancel, within is an unused return envelope franked with 1d QM & 2d KGVI both punctured 'T'; the used cover somewhat battered with edge faults. .$7090ex 356357356C 1940-41 airmail covers to USA comprising 1940 (Mar.19) sent at 4/8d Australia-Pacific route via Hong Kong (backstamp), 1941 4/- clipper rate censored covers via New Zealand (4) including an American Consulate General (Sydney) covers with signed certifications (2), plus 7/11d double-rate clipper covers (2) one signed with boxed 'OFFICIAL/BUSINESS' handstamp; the signed certified covers all ex Franklin D Roosevelt Collection with small sections excised from the reverse. Ex Perry (7 items) $250300357C 1940 (June 27) censored Blue Star Line cover from Loureno Marques, Mozambique to Sydney, redirected to Double Bay franked 15E05, representing UPU 1E75 + airmail surcharge 6E25 per 5gms x2 (overpaid), sent via Cairo where it joined BOAC service Horseshoe route (likely flight NE3), Egyptian Censor tape/handstamp. Extremely rare origin/destination. .$200300358C 1940 (July 10) cover from Beira, Mozambique to Sydney franked (front and reverse) 14E25, for UPU 1E75rate plus airmail surcharge 6E25 per 5gms x2, sent via Cairo where it joined BOAC service Horseshoe route (flight NE4), backstamped Calcutta, Egyptian censor tape/handstamp (code '56'). Most attractive and rare.$150200ImagesLot numbers in black indicate lots not illustrated in this catalogue but which are available online at www.leski.com.au"