Unique Books in Collections:

Bainbridge Island Museum of Art (seven titles)
Baylor University
Brooklyn Public Library
Claremont Graduate University
Duke University
Hay Harris Library, Brown University
Houghton Library, Harvard University (four titles)
Marriott Library, University of Utah (two titles)
MOMA, NY (catalogues, correspondence, and Mail art)
Swarthmore College
Stanford University (five titles)
​University of Washington  
        …and various private collections