1952. Massachusetts Cooperative Wildlife Research Unit. Georeferenced black-and-white aerial photograph taken on September 5, 1952, of Acton (Middlesex County, MA), at an approximate scale of 1:20,000. T... U.S. Department of Agriculture.
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1952. Massachusetts Cooperative Wildlife Research Unit. Georeferenced black-and-white aerial photograph taken on September 5, 1952, of Acton (Middlesex County, MA), at an approximate scale of 1:20,000. T... U.S. Department of Agriculture.
1952. Massachusetts Cooperative Wildlife Research Unit. Georeferenced black-and-white aerial photograph taken on October 12, 1952, of Acton (Middlesex County, MA), at an approximate scale of 1:20,000. Th... U.S. Department of Agriculture.
1952. Massachusetts Cooperative Wildlife Research Unit. Georeferenced black-and-white aerial photograph taken on October 12, 1952, of Acton (Middlesex County, MA), at an approximate scale of 1:20,000. Th... U.S. Department of Agriculture.
1952. Massachusetts Cooperative Wildlife Research Unit. Georeferenced black-and-white aerial photograph taken on October 12, 1952, of Acton (Middlesex County, MA), at an approximate scale of 1:20,000. Th... U.S. Department of Agriculture.
1952. Massachusetts Cooperative Wildlife Research Unit. Georeferenced black-and-white aerial photograph taken on July 7, 1952, of Acton (Middlesex County, MA), at an approximate scale of 1:20,000. The ph... U.S. Department of Agriculture.
1952. Massachusetts Cooperative Wildlife Research Unit. Georeferenced black-and-white aerial photograph taken on July 7, 1952, of Acton (Middlesex County, MA), at an approximate scale of 1:20,000. The ph... U.S. Department of Agriculture.
1952. Massachusetts Cooperative Wildlife Research Unit. Georeferenced black-and-white aerial photograph taken on July 7, 1952, of Acton (Middlesex County, MA), at an approximate scale of 1:20,000. The ph... U.S. Department of Agriculture.
1952. Massachusetts Cooperative Wildlife Research Unit. Georeferenced black-and-white aerial photograph taken on July 7, 1952, of Acton (Middlesex County, MA), at an approximate scale of 1:20,000. The ph... U.S. Department of Agriculture.
1952. Massachusetts Cooperative Wildlife Research Unit. Georeferenced black-and-white aerial photograph taken on July 7, 1952, of Acton (Middlesex County, MA), at an approximate scale of 1:20,000. The ph... U.S. Department of Agriculture.