Mafia Island, 1915 "G.R. Post 6 Cents Mafia" on German East Africa 4h Green, surcharge in black, top margin single, o.g., never hinged, bright and fresh, Very Fine, a very scarce Mafia Island issue in never hinged condition. SG No. M12 £2,500 for hinged ($3,560). Scott No. NL43  $2,550 for hinged. $0 (Image)

Mafia Island, 1915 "G.R. Post 6 Cents Mafia" on German East Africa 7½h Carmine, surcharge in green, o.g., lightly hinged, well centered, bright and fresh, Very Fine, very scarce (previous BPA cert #59130 not accompanied). SG No. M13 £2,250 ($3,200). Scott No. N44  $2,450. $0 (Image)