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You searched for: Subject Inland Waters Remove constraint Subject: Inland Waters Subject Elevation Remove constraint Subject: Elevation Place Pennsylvania, United States Remove constraint Place: Pennsylvania, United States
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Contours 10ft: Philadephia, Pennsylvania

2004. City of Philadelphia Water Department - Information Systems Technology. Planimetric Coverage containing the delineation of topographic contours at ten foot intervals. Annotation of Contour Line elevations exists. Annota...