Greetings histonetters!!! Does anyone out there have a paraffin knife holder (knife holder B) for a Leica SM2500 polycut microtome that you might like to part with. I am in need of finding one. Thank you. MaryAnn Dixon BS, HT (ASCP)cm Biological Scientist Surgical Oncology UF College of Veterinary Medicine Phone (352) 294-4516 Email: dixonm <@t> ufl.edu