
(Mafia Island) 1915 stampless printed envelope to Zanzibar showing part strike of the very rare violet G.R./ POST/ 6 CENTS/ MAFIA four-line handstamp, censored with label folded over to back OPENED BY CENSOR/ UNDER/ MARTIAL LAW tied by arrival cds; central filing crease and some damage to censor label, an extremely scarce example of cover with handstamp only. RPSL Cert (2001).