1915 'OHBMS MAFIA' round opts (SG type M3) & 'G. R. / POST / MAFIA' 3-line opts (SG type M4) both on blue, on GEA Fiscals set Trade Statistics 24p vermilion, 12½h drab, 25h green, 50h blue & 1R lilac, plus Tax Fee 25h grey, on cover with the round opt also tying the stamps so serving also as cancellation. Overall F-VF with nice colors. Mi 27-32. SG M27-32 cat £8900++ as loose stamps alone & unpriced on cover. Great rarity on any cover as only total of several covers with these interesting opt issues are known. This very cover was previously sold for €27,000 + commission in a German auction 15 years ago = A$50,000+ at the time! Provenance: Marquis de Bute & Robert M Gibbs (illustrated on page 248 in handbook). BPA photo-cert. (P) (Image1)

Estimate AU$30,000