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This material is part of the collection of the Philadelphia Water Department and was downloaded from the website www.phillyh2o.org Please contact the PhillyH2O webmaster for more information about this material.

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Page 1: This material is part of the collection of the ... · PDF fileThis material is part of the collection of the Philadelphia Water Department and was downloaded from the website

This material is part of the collection of the Philadelphia Water Department

and was downloaded from the website www.phillyh2o.org

Please contact the PhillyH2O webmaster for more information about this material.

Page 2: This material is part of the collection of the ... · PDF fileThis material is part of the collection of the Philadelphia Water Department and was downloaded from the website
Page 3: This material is part of the collection of the ... · PDF fileThis material is part of the collection of the Philadelphia Water Department and was downloaded from the website
Page 4: This material is part of the collection of the ... · PDF fileThis material is part of the collection of the Philadelphia Water Department and was downloaded from the website