138 INJURIOUS INSECTS OF I9g09 AND IQIO. 
and that flies of various kinds congregated there upon the filth 
floating in the slow-moving stream. Delivery wagons cross this 
creek in their trips to and from neighboring towns and “locations” 
many times a day, and we personally observed that flies were car- 
ried from the creek upon vehicles of this sort, offering, with the 
unscreened houses everywhere met with, ideal conditions for the 
spread of the epidemic. To add to the difficulties which local au- 
Fig. 81. Another filthy alley. 
thorities have to contend with is the fact that Finns, Austrians, 
and Italians are more or less fatalistic in their views, and further- 
more, they are somewhat suspicious of would-be well-doers con- 
nected with the mining companies or cities; they are loath to use 
the medicine given them (especially true of the Swedes), and evi- 
dently have not been used to such attention in the old country. It 
