PLATE II. 



Fig. 1. — Defective and Buokex Wall. 

 Entrance made for water pipes; should be repaired with cement 

 the full depth of the wall. (From Public Health Reports, April 

 11, 1913.) 



Fig. 2. — Defective Basement Wall (Opening m.^de for the 



Installation of Hodse Sewage System). 

 Opening left around sewer pipe and not subsequently closed. A 



convenient entrance for rats: should be closed with cement. 



(From Public Health Reports, April 11, 1913.) 



