United States Holocaust Memorial Museum Collection, Gift of Ronne Mitnick Hess United States Holocaust Memorial Museum Collection, Gift of Ronne Mitnick Hess J. George Mitnick and his daughter Ronne Hess donated the J. George Mitnick papers to the United States Holocaust Memorial Museum in 2005, 2006, and 2016. Accessions cataloged as 2005.120.1, 2006. 11.1, and 2016.536 2017.574 have been incorporated into this collection.