UVM Spatial Analysis Lab, Grove, J.M, O'Neil-Dunne, J. 2009-12-31 Index for the 1938 series of panchromatic aerial photo Gwynns Falls Watershed. This index is part of a series that includes historical aerial photos of the Gwynns Falls Watershed for 1938, 1957, and 1971. There are 23 images for 1938, 20 images for 1957, and 22 images for 1971. Biophysical Resources, Land, Flora, BES, Historical, Imagery, Aerial, Wehling, Photograph, Gwynns Falls, MSA, Maryland, Baltimore, http://beslter.org/geodatabase_SAL The Baltimore Ecosystem Study ultimately will conduct research and educational activities throughout the Baltimore metropolitan area. This large area includes Baltimore City, Baltimore County, and the counties of Ann Arundel, Carrol, Harford, Howard, and Montgomery. Gwynns Falls includes agricultural lands, recently suburbanized areas, established suburbs, and dense urban areas having residential, commercial and open spaces. In addition, a reference area has been established in a forested catchment of the Gunpowder drainage in Oregon Ridge County Park. -77.314183 -76.012008 39.724847 38.708367 50 700 feet Jonathan Walsh Cary Institute of Ecosystem Studies Information Manager

IES Box AB, 65 Sharon Tpke Millbrook NY 12545 USA

845-677-7600 walshj@ecostudies.org Jarlath O'Neil-Dunne M.A. Wehling, Ohio University UVM Spatial Analysis Lab joneildu@uvm.edu Baltimore Ecosystem Study

Room 134 TRC Building University of Maryland, Baltimore County 5200 Westland Blvd Baltimore MD 21227

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