About: http://webisa.webdatacommons.org/233077150

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	This has become an iconic photograph, used in books, articles and other publications to illustrate both 19th-century sewer building and, more specifically, the process of building a combined sewer in a stream bed.
http://www.w3.org/ns/prov#wasQuotedFrom	phillywatersheds.org