‘Nibbåna and Anattå’ was published in abbreviated form: the text reproduced here is taken from the author’s typescript, which may be regarded as the definitive version. The essay first appeared in The Maha Bodhi, in two parts. Part one appeared in the December 1953 issue, pp. 416-423, and included all of Part I and the opening section of Part II. Footnotes include the author’s later comments, written in pencil on the typescripts. Footnotes belonging to the original texts are indicated by the symbol *. Those footnotes or parts thereof which are in square brackets are editorial.