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Keywords from Image Description:
ROCK CREEK PARKWAY BELOW OVERPASSES. SCENIC ROUTE THROUGH THE PARK IT ALSO SERVES AS MAJOR TRAFFIC ARTERY NARA . Scope and content General notes Local identifier DA Environmental Protection Agency NARAAuthor Okamoto Yoichi Yoichi Robert Photographer File ROCKCREEKPARKWAYBELOWOVERPASSES ASCENICROUTETHROUGHTHEPARK ITALSOSERVESASAMAJORTRAFFICARTERYNARA