My Book of Common Prayer and Administration of the Sacraments, and Other Rites and Ceremonies of the Church, According to the Use of The Church of England (Society for Promoting Christian Knowledge, London, 1931) lists January 1st as the Feast of the Circumcision, with lessons to be read from Gen., 17.ix, Rom., 2.vvii, Deut., 10.xii, and Colos. II, 8, to xviii. But what do Anglicans know? (Nevermind ex-Anglicans.)