American Plays
812 -- 20th Century American Drama
812.08 -- Best of American Plays (anthologies)
812.09 -- Playwright Narratives
812.54 -- American Comedies
812.5408 -- Comedy Anthologies
812.6 -- 21st Century Drama
English and Old English Drama
822 -- English Drama
822.08 -- Anthologies/History and Criticism
822.33 -- Shakespeare
822.91 -- Irish Plays