West Africa Study Circle
The West Africa Study Circle (WASC) is the "international specialist society for the study of stamps, postal stationery and postal history of West Africa." The principal areas covered by the society are the philately of: Ascension Island Cameroon/Cameroun The Gambia Gold Coast/Ghana The Nigerias: Lagos, Oil Rivers, Niger Coast, Northern Nigeria, Southern Nigeria, Nigeria and Biafra St. Helena Sierra Leone Togo Tristan da Cunha/Gough Island British Postal Agencies on Madeira, Tenerife, St Vincent (Cape Verde Islands) and Fernando Po.