This is a report on the first sewage plans for the Gowanus Canal, and solutions for improving the waters through a Flushing Tunnel. It is taken from Charles F Breitzke’s 1908, The Investigation of Sanitary Conditions of the Gowanus Canal , drawn by Norman P. Gerhard, in turn taken from the Massachusetts Institute of Technology - Sanitary Research Laboratory and Sewage Experiment, Contributions from Sanitary Research Symposium, page 246. The 1906 version (with photos) can be found at http://dspace.mit.edu/handle/1721.1/46474
