The Circle, Vol. 45, No. 2, Winter 1965-66 The Circle, Vol. 44, No. 1, Autumn 1964 The Circle, Vol. 43, No. 3, Spring 1964 The Circle, Vol. 43, No. 4, Summer 1964 The Circle, Vol. 44, No. 2, Winter 1964-65 The Circle, Vol. 43, No. 1, Autumn 1963 The Circle, Vol. 42, No. 3, Spring 1963 The Circle, Vol. 42, No. 4, Summer 1963 The Circle, Vol. 43, No. 2, Winter 1963-64 The Circle, Vol. 42, No. 1, Autumn 1962 The Circle, Vol. 41, No. 3, Spring 1962 The Circle, Vol. 41, No. 4, Summer 1962 The Circle, Vol. 42, No. 2, Winter 1962-63 The Circle, Vol. 41, No. 1, Autumn 1961 The Circle, Vol. 40, No. 3, Spring 1961 The Circle, Vol. 40, No. 4, Summer 1961 The Circle, Vol. 41, No. 2, Winter 1961-62 The Circle, Vol. 40, No. 1, Autumn 1960 The Circle, Vol. 39, No. 3, Spring 1960 The Circle, Vol. 39, No. 4, Summer 1960