[Stock catalogues, hors série] The literature of opera
London, Bernard Quaritch Ltd, 
(27 cm),  pp.,  colour photographs (tipped onto verso of title, and on 4 inserted leaves). 40 items. Publisher’s printed wrappers. - “…inspired by a successful loan exhibition held at the Grolier Club in New York in 1976 under the title ‘To delight, surprise, and inform: literary sources of opera libretti’” (Introduction). For the exhibition, see Gazette of the Grolier Club, nos. 24-25 (June-December 1976), pp.3-47. ¶ Corners of wrappers show shelf wear.