The Lyttelton Hart-Davis Letters
First edition, published by John Murray (Publishers) Ltd
Paperback edition, published by John Murray
Each paperback volume contained the text of two of the original hardback volumes
In 2001, a single-volume abridgement of the full set of letters was published by John Murray (ISBN 0719562066). The abridgement was made by Roger Hudson, who added many extra footnotes, almost all of which are accurate. A paperback version of this edition was released by Murray in 2003 (ISBN 0719562104).
In the USA, the original six volumes and the three double paperback volumes were published by Academy Chicago Publications.
The single-volume edition edited by Roger Hudson was issued by the Akadine Press in 2001—ISBN 1585790400.