1. Kelsey Museum of Archaeology, University of Michigan, Ann Arbor, MI, USA
2. Fayoum University, Al Fayoum, Egypt
3. Terra Mare Conservation, Charleston, SC, USA
4. Indianapolis Museum of Art at Newfields, Indianapolis, IN, USA
5. Objects Conservation Department at the Museum of Fine Arts, Boston, MA, USA
6. Department of Plant Pathology, University of Minnesota, St. Paul, MN, USA
7. Suez Canal University, Ismailia, Egypt