180 ANNUAL REPORT 
>. 
72 
2 Thacher 
MEGS 
TESSES 
OCI00. 
> 
GS 
S 
Pe ee Py GES GEG fey ap toy 
Fig. 118.—Section of Armored Concrete Dam, Theresa, N. Y. 
Ithaca Dam.—A bold concrete dam was recently constructed at 
Ithaca, N. Y., which it is worth while to illustrate at this point in order 
Fig. 119.—View of a Dam at Ithaca, N. Y. 
