There are in the suburbs or in parts now being built up several streams of considerable importance, and their treatment ... The area of the drainage for which it provides is about 2, 000 acres. ... This sewer and its branches, amounting in all to a length of 1 mile, carry the a drainage of a considerable cluster of houses on the high ground near Ridge avenue. ... Although there are in this district but comparatively few water-closets or other house connections, the discharge of householdanbsp;...
|Title||:||National Board of Health bulletin. suppl., 1879-82|