THE GROUSE DISEASE 



\SX^ 



Measurements made of the organisms in cover- 

 glass preparations, dried and stained, give the follow- 

 ing figures : — 



The spherical forms are 0.4 /^^ in diameter ; 



The oval forms are 0.6 yu, long, 0.4 yu- thick ; 



The rods and cylindrical forms 0.8-1.6 /x long, 

 0.4 /A thick. 



1 I /x = o.ooi millimetre, or about 2TW0 P^^^ of an inch. 



,:jt .-a .Lift. . ic<l 



' IC0V4 •tCl 



