Gilbert and Sullivan of these recordings have been reissued on CD. After the company was revived in 1988, it recorded seven of the operas. After the copyrights on the operas expired, numerous companies around the world released popular audio and video recordings of the operas. In 1966 and again in the 1980s, BBC Radio presented complete cycles of the thirteen extant Gilbert and Sullivan operas, with dialogue. Ad hoc casts of operatic singers conducted by Sir Malcolm Sargent in the 1950s and 60s and Sir Charles Mackerras in the 1990s have made audio sets of several Savoy operas, and in the 1980s Alexander
Martyn Green of Gilbert & Sullivan" (New York, Simon & Schuster) in 1961. There are two editions of "Here's a How-de-do". The American edition (New York, W. W. Norton & Co., 275 pp.) is somewhat more candid and expansive in dealing with D'Oyly Carte personalities and situations than its British counterpart (London, Max Reinhardt, 210 pp.). He also wrote an introduction to Leslie Ayre's 1972 "The Gilbert & Sullivan Companion", in which he commented wryly that the Gilbert and Sullivan operas "have been translated into many languages, including American and Australian..." Green's papers are housed at the Howard Gotlieb Archival Research Center