The Boreham Library has a number of books on the history of theatre and costume. The print Reference Collection is on the library's first floor. All titles are indexed in the Boreham Library Online Catalog.
Selected titles are shown here:
American Theatre: A Chronicle of Comedy and Drama, 1969-2000
Cambridge History of American Theatre
Cambridge History of British Theatre
The Complete Costume Dictionary
The Complete History of Costume and Fashion
The Continuum Companion to Twentieth Century Theatre
The Concise Oxford Companion to the Theatre by Evolution of Fashion by 
The Handbook of Stage Costume
History of the Theatre by 
Living Theatre by Modern World Drama; an Encyclopedia
Oxford Companion to American Theatre
Oxford Companion to Theatre and Performance
The Oxford Encyclopedia of Theatre and Performance
Oxford Illustrated History of Theatre
American National BiographyAdditional biographical information is available from databases and also from the Current Biography yearbook series located in the Reference Collection 920 C936, 1st floor.
American Playwrights since 1945Contemporary Dramatists
Encyclopedia of World Biography