The Harvard Biographical Dictionary of Music by 
The Harvard Dictionary of Music by 
The New Penguin Dictionary of Music by 
The Faber Companion to 20th Century Popular Music by 
The Cambridge Dictionary of Philosophy by 
Encyclopedia of Philosophy and the Social Sciences by 
Encyclopedia of Social Theory by 
Meet the Philosophers of Ancient Greece
The Bridgeman Art Library Archive
Masterworks
The Bloomsbury Guide to Art by 
100 Ideas that Changed Art
The Thames & Hudson Dictionary of Art and Artists by 
The Thames & Hudson Dictionary of Art Terms by 
Aesthetics A-Z
The Encyclopaedia of the Renaissance
Architectural Excellence: 500 Iconic Buildings
The Thames & Hudson Dictionary of Graphic Design and Designers
100 Ideas that Changed Photography