This layer is a georeferenced raster image of the historic paper map entitled: Plan of portion of park system from Common to Franklin Park : including Charles River Basin, Charlesbank, Commonwealth Avenue, Back Bay Fens, Muddy River Improvement, Leverett Park, Jamaica Park, Arborway and Arnold Arboretum, [by] William Jackson, city engineer ; Olmsted, Olmsted & Eliot, landscape architects. It was published in Jan. 1894. Scale [ca. 1:9,000]. Covers Boston parks collectively known as the 'Emerald Necklace.' The image inside the map neatline is georeferenced to the surface of the earth and fit to the Massachusetts State Plane Coordinate System, Mainland Zone (in Feet) (Fipszone 2001). 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, or other information associated with the principal map. This map shows park features such as roads, paths, recreational buildings and facilities, ground cover, and drainage. Also includes features surrounding parks: city roads, railroads, drainage, some public buildings, and more. This layer is part of a selection of digitally scanned and georeferenced historic maps of Massachusetts from the Harvard Map Collection. These maps typically portray both natural and manmade features. The selection represents a range of regions, originators, ground condition dates (1755-1922), scales, and purposes. The digitized selection includes maps of: the state, Massachusetts counties, town surveys, coastal features, real property, parks, cemeteries, railroads, roads, public works projects, etc.