Volume 112: Baroque art in Italy volume III of notes from books - Art and architecture in Italy 1600-1756 by Rudolf Wittkower (Pelican History of Art 1956), Box: 22, Folder: 21-23. Personal papers of Joseph M. Kellogg, PP 237. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/136813 Accessed May 13, 2024.