I 



serum is made, the only admittance being through the 

 anteroom (10); it is entirely isolated from the other 

 parts of the building. 



When entering from the main staircase through the 

 corridor (13), one reaches the two rooms 14 and 15. 

 These are to be used for treating the blood which is 

 obtained from the bloodletting, and which, after coagu- 

 lalion and separation of the serum, may bejbrought 

 directly into room 14 to be egouttated and filtered. 



Dl33 



The Serum is bottled in room 15, which is exclusi- 

 vely used for that purpose. Adjoining the corridor (13) 

 there is also a small dark room (16), set apart for re- 

 searches and preparations requiring the exclusion of day- 

 light. On the ground-floor, next to the main staircase, 

 is the Director's room (3), with an entrance from the 

 corridor (2). 



On the east and the west sides there are special 

 ways down (17) (18) into the basement besides those 

 leading from the main and the back staircases. The 

 way down (17), on the east side, takes you directly into 

 the broad corridor (19), which divides the basement into 

 two equal parts. On the south side there are two spa- 

 cious rooms (20) (21) for small animals, and a third 



- 17 



