Some public aspects of Positivism : annual address delivered at the Cavendish Rooms, Mortimer Street, W., on the festival of humanity, 1 Moses 93 (1 January, 1881)
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Some public aspects of Positivism : annual address delivered at the Cavendish Rooms, Mortimer Street, W., on the festival of humanity, 1 Moses 93 (1 January, 1881)
Reeves and Turner, 1881