Place: Ashby - GeoBlacklight Search Results

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1. Ashburnham, Massachusetts, 1988 (USGS 7.5 x 15 Minute Quadrangle DRG)

1988. Geological Survey (U.S.). This layer is a digital raster graphic of the 7.5 x 15 Minute USGS topographic map of the Ashburnham, Massachusetts quadrangle, 1988. Scale 1:25,00... United States Geological Survey.

2. Fitchburg, Massachusetts 15 Minute Digital Raster Graphic

1887. Harvard Map Collection, Harvard College Library. This layer is a digital raster graphic of the historic 15-minute USGS topographic map of the Fitchburg, Massachusetts quadrangle. The survey date (...

3. Lowell, Massachusetts, 1988 (USGS 30 x 60 Minute Quadrangle DRG)

1988. Geological Survey (U.S.). This layer is a digital raster graphic of the 30 x 60 Minute USGS topographic map of the Lowell, Massachusetts quadrangle, 1988. Scale 1:100,000. I... United States Geological Survey.

4. Middlesex County, Massachusetts, 1856 (Raster Image)

1856. Harvard Map Collection, Harvard College Library and Walling, Henry Francis, 1825-1888. This layer is a georeferenced raster image of the historic paper map entitled: Map of Middlesex County, Massachusetts, the details from original su... Harvard Map Collection, Harvard College Library.