Camerouns. (Nigeria). 1943. Registered Air Mail envelope addressed to London bearing French Cameroun Air Mail Yvert 12, 1f orange (2), Yvert 14, 5f brown and Yvert 17, 50f green tied by Douala date stamp '3rd Nov 43' with matching registered label with boxed 'Par Avion' and instructional 'Jusqu a destination' , endorsed 'via USA', with circular 'Control Postal/ Commission A/ Territoire du Cameroun' on face routed via Senegal with 'Controle Postal Militaire' label tied by oval 'Ouvert/ Par/ L'Autorite Militare' with triangular censor in violet and Nigerian Crown/ 11/ 29' censor on face and oval Registered/ Lagos' on reverse '16th Nov'. Lovely item of mail sent the double Atlantic routed. Ex Maddocks.