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AERIAL VIEW OF THE OCCOQUAN WATER FILTRATION PLANT AND THE OCCOQUAN RIVER MUDDIED FROM SILTATION AND SOIL EROSION NARA .tif Scope and content General notes Local identifier DA Environmental Protection Agency NARAAuthor Neubauer John Photographer File AERIALVIEWOFTHEOCCOQUANWATERFILTRATIONPLANTANDTHEOCCOQUANRIVERMUDDIEDFROMSILTATIONANDSOILEROSIONNARA