Revised proofs, inscribed by the author ‘Corrected version’ and ‘ Recorrected * indicates pages where no red star but further corrections [only a few]’ Electrostatic copies of the text marked by the publisher before copying, and with additional manuscript amendments by the author.
Word-processed text, lettered AB at the head of each leaf. A revision of version A, with further manuscript amendments and the addition of numbers indicating references. This set covers only chapters 1-13.
Word-processed text, lettered C at the head of each leaf. A further revision of versions A and AB, with a few manuscript amendments and the addition in manuscript of numbers indicating references.