Coverage is strongest for legitimate theatre. Year by year listing includes American and British premiers, revivals, births, debuts, theatres and productions. Entries for premiers include critical reception. Coverage runs from 1900-1983. Alphabetical listing by play title of Braodway and off-Broadway productions, contains original cast lists.
Lists plays by author, title and subject.
Provides collection information. Good source to use if you know the title but not the author. Each volume covers five years. Ottemiller's Index to Plays in Collections, 7th ed. Author and title index to plays appearing in collections published between 1900-1985.