File includes a typescript copy of John Wolfson's book Gilbert & Sullivan's Final Opera / The Grand Duke / Its Sources, Production and Reception (1976), a book review for the same, a review of a production of Wolfson's new version (the libretti for which may be found at THM/73/15/19/11) and a thank you letter to Wolfson, 1978.
Also included are a number of glass negatives of The Sunday Times press cuttings for the 1896 production.