Chatham, Massachusetts 15 Minute Digital Raster Graphic

This layer is a digital raster graphic of the historic 15-minute USGS topographic map of the Chatham, Massachusetts quadrangle. The edition date of this map is September, 1893 and it was reprinted in 1942. A digital raster graphic (DRG) is a scanned image of a U.S. Geological Survey (USGS) standard series topographic map, including all map collar information. The image inside the map neatline is geo-referenced to the surface of the earth and fit to the Universal Transverse Mercator projection. The horizontal positional accuracy and datum of the DRG matches the accuracy and datum of the source map. The names of quadrangles which border this one appear on the map collar in their respective positions (N,S,E,W) in relation to this map.

Chatham Islands, New Zealand, 1883 (Raster Image)

This layer is a georeferenced raster image of the historic paper map entitled: Map of the Chatham Islands, from surveys by S.P. Smith & John Robertson, 1868 & 1883. It was published by General Survey Office in 1887. Scale [ca. 1:126,720].The image inside the map neatline is georeferenced to the surface of the earth and fit to the World Miller Cylindrical projected coordinate system. All map collar and inset information is also available as part of the raster image, including any inset maps, profiles, statistical tables, directories, text, illustrations, index maps, legends, or other information associated with the principal map. This map shows features such as drainage, cities and other human settlements, roads, shoreline features, and more. Relief shown by hachures. Includes inset: Waitangi; Plan of Rangiauria or Pitt Id. (part of Chatham Islands); Key map shewing the position of the Chatham Islands relative to New Zealand; Rangitutahi or Sister (part of Chatham Islands group).This layer is part of a selection of digitally scanned and georeferenced historic maps from the Harvard Map Collection. These maps typically portray both natural and manmade features. The selection represents a range of originators, ground condition dates, scales, and map purposes.