Darren Robinson,
     It should be O.K. for a short time. Perhaps contact the service 
     engineer or any engineer familiar with microtomes. Good luck, it is 
     hard enough to cut large sections at room temperature!
     
     
     Vicki Kalscheur
     School of Veterinary Medicine
     2015 Linden Drive West
     University of WI - Madison, WI  53706-1102
     
     (608) 262-8534     Fax (608) 263-7930      
     
     kalschev@svm.vetmed.wisc.edu