Miscellaneous figures and diagrams for published work on circles, 1936-1937, n.d. 'The Kiss Precise, The Hexlet and The Bowl of Integers'. (Offprint of Soddy's articles and ensuing correspondence in Nature 1936-1937); later correspondence between M. Howorth and Editors of Nature 1956. MS. 'Wheels within Wheels'; MS. 'Preface' Correspondence with: A.S. Gosset Tanner, J. Hodgkinson, T. Chaundy, C.H.,Collie, and…