Harford County Government. (2015). Orthophotography (Update Area): Harford County, Maryland, 1994. Harford County, Maryland. http://planning-harfordgis.opendata.arcgis.com/datasets/229ec5dced354df3bf48acce1e752004

Available from: https://geo.btaa.org/catalog/229ec5dced354df3bf48acce1e752004