Christian Rub (d. 1956), Santa Barbara, CA, 1930s [this and the following according to correspondence between Amyas Naegele and Kevin E. Lyle and shared with Costa Petridis on Feb. 7, 2024; copy in curatorial object file]; by descent to his estate, 1956; private collection, Hawai’i; sold to Amyas Naegele Fine Art Bases, New York, c. 2008; sold to Kevin E. Lyle, Chicago, Mar. 2, 2011; given to the Art Institute of Chicago, 2024.