Postage stamps and postal history of Nigeria the British Commonwealth and a new definitive set was issued on 1 November 1965. Between 1960 and 1961 Nigerian definitives of 1953-57 were overprinted "CAMEROONS/U.K.T.T." for use in Southern Cameroons of the British Mandate territory of British Cameroons. This issue was also valid for use in Northern Cameroons until it joined Nigeria. In 1961, Southern Cameroons became part of Cameroon. Between 30 May 1967 and 15 January 1970, the region of Biafra attempted to secede from Nigeria and issued their own postage stamps. Eventually, after a bloody civil war they rejoined Nigeria. Postage stamps and postal history of Nigeria This
1967–1970 meanwhile, featured a clean version previously heard on the "" soundtrack album in 1988. The album liner notes state that all songs were produced by George Martin, except "Across the Universe" and "The Long and Winding Road" produced by Phil Spector, meaning that George Martin was credited as producer of the song "Don't Let Me Down" which usually has no official producer's credit. In the US, the album sold 1,294,896 double LPs by December 31, 1973 and 3,850,026 double LPs by the end of the decade. 1967–1970 1967–1970 (widely known as "The Blue Album") is a compilation of songs by