CAMEROUN: 1915 "Corps Expéditionnaire" overprint on Gabon 1c. to 2f. (except 4c. and rare 10c.) mainly mint (including 40c. to 2f.) and 1916 "Occupation" overprint on Congo 1c. to 2f. mint or used. Fine and many signed. Ceres between 38-66, FF.19,000+