found: Yemenite illuminated manuscripts, 1953:t.p. (Karl Katz)
found: LC in OCLC, July 24, 1997(hdg.: Katz, Karl)
found: Chuck Close [VR] c2003:credits (Karl Katz, executive producer)
found: Internet Movie Database, Oct. 22, 2007(Karl Katz, producer)
found: MUSE Film & Television website, June 10, 2016Our People page (Karl Katz, founder of MUSE Film and Television in 1991, served as the Chairman for Special Projects and later Chairman for Exhibitions and Loans at the Metropolitan Museum of Art, founded the Office of Film and Television at The Met, has also worked as archaeologist and museum planner, designer and director)
found: Email from MUSE Film & Television, June 10, 2016(the film producer Karl Katz is the author of Yemenite illuminated manuscripts)
found: New York times WWW site, viewed Nov. 14, 2017(in obituary published Nov. 10: Karl Katz; b. Karl L. Katz (his son said the middle initial did not stand for anything), Oct. 22, 1929, Brooklyn; d. Wednesday [Nov. 8, 2017], Manhattan, aged 88; he was so entranced by an art history lecture in college that he went on to become a founding curator of the Israel Museum, convey the Metropolitan Museum of Art's vast collection to wider audiences by video, and play a key role in finding a home for the International Center of Photography)