British West Indies. (British Guiana-Great Britain). 1943. Air Mail envelope addressed to British Guiana bearing Great Britain SG 470, 6d purple and SG 476a, 2/6d green tied by London F.S. date stamp '11th May 43' with 'Opened by Examiner/ 6688' label, endorsed 'By Sea to New York and Thence By Air' with Demerara arrival '24th May' and 'Opened by Examiner/ 1/12 label applied on arrival. Nice item of incoming censor mail.