666 REPORT—1896. 
interest in demonstrating the large number of cases in which the colon 
bacillus was normally present. 
No, of Colonies Bacillus isolated giving following Reactions : 
Oysters v : a 
Salt-water) Fermen- Coagula- KI as 
Agar Gelatine tation Eadol tion Gelatine Motility =? 
A 0 | not made) 
B 5 
F 0 B. coli not 
[2 looked for 
F 6 
( 108 | 
Shop 2 | 1080 active marked | marked | marked -- decolorised 
390 | 
Ae 455 
2 | | | 
2 | active | marked | marked | marked | very motile| decolorised 
102 | 
350 | | 
» O 12 | / 
| 1,170 | 
21 
195 / | 
5 | 
» 6 i| 29 | : 
{| 5 | | 
» 74 3 
g ! 3 | | 
” (| 70 | active | none marked | marked | motile decolorised 
( 9 | active | none marked | marked | = decolorised 
5 
» 95 65 ) | 
( 260 
195 
» 10 { | 590 | | 
n! 65 | active | marked | marked | marked | motile decolorised 
” { 70 
q2 J | 650 | | 
ye iit) (eee od active none marked marked | motile decolorised 
131) 150 | | active marked | marked | marked | motile decolorised 
” l| 195 | | 
14 $| 6 none none marked | marked | motile decolorised 
” il | 2 | 
ip {| 100 | active marked | marked | marked | motile decolorised 
” ( | 5 | | 
16 f 20 4 | active marked | marked | marked | motile decolorised 
” UI 70 | } 
sy) pola | 25 8,025 | active marked | marked | marked | motile decolorised 
19 1 2,330 | 
* 90 | 265 | 13,000 | 
ae 100 1,755 | active marked | marked | marked | motile decolorised 
3 22 35 | 2,330 | active marked | marked marked | motile decolorised 
sree 15 3,025. | active marked | marked marked | motile decolortsed 
a 24 40 6,500 | 
3) 95 5 13,000 | 
26 2 8775 | 
ea 29 325 | 17,550 | active marked | marked marked | motile deecolorised 
30 50 20,475 | 
es 31 65 | 2,925 | active marked | marked | marked motile | decolorised 
Methods.—In analysing the contents of the stomach we have in all 
cases cauterised the mantle over the region of the stomach, and have 
inserted a sterilised fine glass pipette and withdrawn a quantity of fiuid 
varying from ;\, to #1, of a cubic centimetre. The contents of the tube 
have then been mixed with liquefied agar, ordinary gelatine, or sea-water 
gelatine, and Petri dishes made. The agar dishes have been incubated at 
