Of Mahler (London: Dent, 1974): a volume in the Master Musicians Series. Contains only minor differences from the published work, and includes various corrections and insertions in the hand of MK.
The preface consists of 3 pages of typescript text with handwritten corrections and additions, and is dated February 1973 by MK. Includes appendices A-D, but excludes appendix E and index.
Also includes 2 handwritten notes to the late Mrs [Alice] Wragg, MK's typist, relating to alterations to be made to the manuscript.