Camerouns. Circa 1940. Stamp-less envelope written from the 'Vice -Consul in Douala' headed 'On His Britannic Majesty's Service' addressed to 'The Honourable, The Resident, Bouea, British Camerouns' with circular 'British Vice Consul/ Douala/ Territoire du Cameroun/ Sous Mandat Francaise' in blue on face, headed 'Secret' and endorsed 'By Safe Hands' with wax Consul seals on reverse. Ex Maddocks and illustrated in his book