Interpreting the Ecosystem ID: 3591 | This file appears in: Trailside Interpretation Center Arthur B. Williams was a park naturalist who worked for both the Cleveland Museum of Natural History and the Cleveland Metroparks. He is greatly responsible for the development of multiple interpretive nature centers throughout the Cleveland Metroparks. This photo was taken in the Rocky River Reservation in 1942. | Date: 1942 | Source: Cleveland Museum of Natural History Download Original File SourceCleveland Museum of Natural HistoryDate1942 "Interpreting the Ecosystem" appears in: Trailside Interpretation Center