Libretti for Gilbert and Sullivan operas, individual works (created outside of the partnership) by Gilbert and Sullivan, works written by D'Oyly, and other productions put on by the D'Oyly Carte Opera Company.
Folders include both unmarked and annotated copies. Annotations may include some or all of the following type of information; dialogue changes, movement plotting, property lists and cast, costume and staging information. Some include notes written by Bridget D'Oyly Carte or Reginald Allen. More detailed information will be given at file where appropriate.