No  reaction  worthy  of  note  followed  this  injection.  Blood  draw-
ings from  this  immune  were  made  as  follows :

November  1,  1905,  140  c.  c.  defibrinated  blood  obtained.
November  9,  1905,  125  c.  c.  defibrinated  blood  obtained.
November  16,  1905,  150  c.  c.  defibrinated  blood  obtained.
December  27,  1905,  200  c.  c.  defibrinated  blood  obtained.
The  first  drawing  of  this  blood  was  used  in  the  vaccination  of  hogs
in  the  1905  experiment.
Hyperimmunized  Immune  Q  No.  2  (Quick  Method).
This  hog  passed  through  an  exposure  to  hog  cholera  in  1904  with-
out showing  any  symptoms  of  disease.  On  November  1,  1905,
when  the  hog  weighed  145  pounds,  it  was  injected  subcutaneously
with  1,440  c.  c.  of  disease-producing  blood.  Some  soreness  and
stiffness  followed  this  injection,  but  otherwise  the  animal  remained
well.
IMMUNES    USED    FOR   PRODUCTION    OF    SERUM.  11

Drawings  of  blood  were  made  from  hog  Q  No.  2  as  follows:

November  24,  1905,  225  c.  c.  of  defibrinated  blood  obtained.
December  1,  1905,  230  c.  c.  of  defibrinated  blood  obtained.
December  8,  1905,  200  c.  c.  of  defibrinated  blood  obtained.
December  27,  1905,  350  c.  c.  of  defibrinated  l)lood  obtained.
The  first  drawing  of  blood  from  this  hog  was  used  in  the  vaccination
of  hogs  in  the  1905  experiments,  and  the  second  drawing  was  used  in
the  1906  experiment  to  test  the  keeping  quality  of  immune  serum.
Hyperimmuxizeu  Immune  1234  (Slow  Method).
