Subjects include individual costumes, textiles an other minor arts, decorative arts, drawings, sculpture, medals. One file of ca. 30 items consists of photocopies of letters between Bernard Berenson and J. Paul Getty, 1956. These contain articles by colleagues, reviews of books, and articles of interest to Middeldorf for his research.
Annotated books comprises ca.
7.5 linear ft. Also includes some notes, mss and printed matter, including scant correspondence, found in the books in his library.