/ 
SEDGWICK A^D 
INSLOW 
BACILLUS OP TYniOID FKVER. 
m 
Finally 
plotted 
on 
the monthly values for temperature and typhoid prevalence liave been 
the appended plates in order to shou' graphically the relation of the tuo 
curves. For each locality the abscissae represent 
nates the monthly temperature and percentage of annual tv 
however, expect the effect of January temperatures to be 
death 
until March 
about 
fection to 
phoid. We should not, 
manifest in the typhoid 
ths will be taken up in the tran^Ter of the 
incubation of the disease, and in its course toward a 
f; 
Accordingly, in order to make the relation of 
strikin 
5 
the typhoid curve has in each case been sliifted along to the left by just 
ths, so that March typhoid 
abo 
January 
mperaturc, and so 
k 
Where cases and not deaths have been considered (Santiago, Newark, Ind 
has been only moved 
by one month. This transposition does 
alter the shape of the curves or their relation to each other, but only mak 
relation clearer to the 
(See Plates I.-VIII) 
f 
t 
