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William Blake : poet and painter ; an introduction to the illuminated verse
Chicago [u.a.] : Univ. of Chicago Press, 1964
Kunstbibliothek - Staatliche Museen zu Berlin , Hamburger Kunsthalle
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The sister arts : the tradition of literary pictorialism and English poetry from Dryden to Gray
Chicago : Univ. Press, 1958
Zentralinstitut für Kunstgeschichte in München , Kubikat
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William Blake, poet and painter : an introduction to the illuminated verse
Chicago [u.a.] : Univ. of Chicago Press, 1964
Zentralinstitut für Kunstgeschichte in München , Kubikat