German East Africa fiscal 24 pesa vermilion with O.H.B.M.S MAFIA overprint in violet plus type M5 G.R. / Post / MAFIA overprint in violet, used with double-ring MAFIA cds in black, fine and scarce (Image)

German East Africa fiscal 12 1/2h drab with O.H.B.M.S MAFIA overprint in bluish green plus type M5 G.R. / Post / MAFIA overprint in violet, used with double-ring MAFIA cds in black, fine and scarce (Image)

German East Africa fiscal 25h dull green with O.H.B.M.S MAFIA overprint in black plus type M5 G.R. / Post / MAFIA overprint in violet, used with double-ring MAFIA cds in black, fine and scarce (Image)

German East Africa fiscal 1r lilac with O.H.B.M.S MAFIA overprint in dull blue plus type M5 G.R. / Post / MAFIA overprint in violet, used with double-ring MAFIA cds in black and manuscript, fine and scarce (Image)

German East Africa fiscal 1r lilac with O.H.B.M.S MAFIA overprint in dull blue plus type M5 G.R. / Post / MAFIA overprint in violet, used with double-ring MAFIA cds in black and manuscript, fine and scarce (Image)

German East Africa fiscal 12 1/2h drab with type M5 G.R. / Post / MAFIA overprint in violet, used with double-ring MAFIA cds in black, fine and scarce (Image)

German East Africa fiscal 25h dull green with type M5 G.R. / Post / MAFIA overprint in dull blue, used with double-ring MAFIA cds in black, fine and scarce (Image)

German East Africa fiscal 25h dull green with type M5 G.R. / Post / MAFIA overprint in dull blue, used with double-ring MAFIA cds in black, fine and scarce (Image)

German East Africa fiscal 50h slate with type M5 G.R. / Post / MAFIA overprint in violet, used with double-ring MAFIA cds in black, fine and scarce (Image)

German East Africa fiscal 50h slate with type M5 G.R. / Post / MAFIA overprint in violet, used with double-ring MAFIA cds in black, fine and scarce (Image)

German East Africa fiscal 25h grey with type M5 G.R. / Post / MAFIA overprint in violet, used with double-ring MAFIA cds in black, fine and scarce (Image)

German East Africa fiscal 25h grey with O.H.B.M.S MAFIA overprint in dull blue plus type M5 G.R. / Post / MAFIA overprint in violet, used with double-ring MAFIA cds in black, short perf at bottom, scarce (Image)

German East Africa fiscal 25h grey with type M5 G.R. / Post / MAFIA overprint in violet, used with double-ring MAFIA cds in black, corner crease, scarce (Image)

German East Africa Yacht type 2 1/2h brown, 7 1/2h carmine and 45h black and mauve, with type M5 G.R. / Post / MAFIA overprint in violet, no gum and overprint possibly used as cancellation, fine and scarce

Expertise: Cert. Holcombe (1996) (Image)

German East Africa Yacht type 7 1/2h carmine with type M5 G.R. / Post / MAFIA overprint in violet, no gum and overprint possibly used as cancellation, fine and scarce (Image)

German East Africa Yacht type 4h green, 7 1/2h carmine, 30h black and carmne and 45h black and mauve, with type M5 G.R. / Post / MAFIA overprint in black, mint, heavy hinging, fine and scarce

Expertise: Cert. Holcombe (1997) (Image)

German East Africa Yacht type 4h green postal stationery with type M5 G.R. / Post / MAFIA overprint in black, cancelled by favour by MAFIA JA 23 15 double-ring cds, stains and abrasion at top right

Expertise: cert. BPA (1986) (Image)

German East Africa Yacht type 7 1/2h carmine postal stationery cut-out with type M5 G.R. / Post / MAFIA overprint in black, cancelled by favour by MAFIA JA 23 15 double-ring cds (Image)

1921-21 K.U.T overprinted G.E.A, the 1917 set of 10 values with type M5 G.R. / Post / MAFIA overprint in violet, mint, some toning and 50c with fault, still fine and scarce

Expertise: BPA (2003) (Image)

India KGV overprinted I.E.F selection of 3p grey to 1r red-brown and deep blue green cancelled by blue MAFIA 28 OC or 17 NO 16 cancels comprising three 3p grey, three 1/2a light green, nine 1a aniline carmine, one 2a purple, one 2 1/2a ultramarine, two 3a orange, one 4a olive-green, one 8a deep magenta, one 12a carmine-lake and one 1r, scarce group (Image)

German East Africa 1901-20 sets: mint 1901 set (11 values), mint 1905-19 set (8 values) and mint 1905-20 set (11 values), fine (Image)