EESTEAINT OF THE HOESE IW BBCUMBENT POSTUEE. 75 



Fig. 78. Operating Hood 



protects the head from injury and at the same time it acts as 

 a means of subjection hy answering the purpose of a blindfold. 



X :; 



Fig. 79. Bernardot and Buttel Apparatus for the Prevention of 

 Brolten Back. 



Bernardot and Buttel Appa/ratus. 



The Bernardot and Buttel apparatus, Figure Y9, is for the 

 purpose of protecting the spinal column from injury while 



