VI 



3 1 f 9 It a IS If 19 SI JJ 25 !f 



2> 13 21 If If 



Rabbit cc '9lf Inj. or 12.5 cc typhoid agglutinin (rabbit) 

 fl - S cc (goat) 



~ f ' ~ >2.i cc (rabbit) 



J" 5 cc (goat) 



Inj. of 5 cc 24 h B.typhos culture on rabbit f and if. 



2t 23 25 17 29 



3 S 1 9 // 13 IS 17 19 21 23 25 27 



Curve No. lOa 



23 SS 17 19 



f, 3 S 79 II 13 17 19 H S3 



20 



18 



16 

 14 

 12 

 10 

 8 

 6 

 4 

 2 



Goaf H '% Inj. of /* cc typhoid agglutintn (goat) 

 I - - 3S cc (rabbitl 



Ti*Ks - 7 cc (goatl 



_ jj - _ 20 cc irabbit) 



*i/s Ittj. of <>0cc S^'' B.tyohos. culture on goat f and E . 



23 25 27 2? I/ 3 5 7 9 ft fj // fa 21 23 25 27 2y 31 i/ <l/ 



Curve No. lOb 



