Cheltenham: Helios Book Service, 1970. Limited hand-numbered edition of 200 copies only of which this number 93. Item #17272
Hand bound in linen and marbled boards; custom end papers; RC device gold pressed on front panel; A FINE COPY. Number Thirteen in the Helios series, "Rare Text Library of Philosophical Research", edited by David Williams. 105 pages. Small quarto.