Ngara region, Tanzania and Burundi, 1994, Defense Mapping Agency (DMA) Series Y745, Sheet 4976-III (Raster Image)

This layer is a georeferenced raster image of the United States Defense Mapping Agency (DMA) Series Y745, Tanzania, 1:50,000 Topographic Line Map (TLM) Series sheet map entitled: Ngara. Printed in: 1994. Covers portions of Ngara region, Tanzania and a portion of Burundi. Sheet: 4976-III. Edition statement: Ed. 1 - DMA. The image inside the map neatline is georeferenced to the surface of the earth and fit to World Geodetic System (1984) coordinates. All map collar information is also available as part of the raster image. Tanzania 1:50:000 Series Y745 maps are in English. Each source map in the series is printed in color at a scale of 1:50,000. Series source sheets were published in 1994-1995 by the United States Defense Mapping Agency, Hydrographic/Topographic Center. The source map was scanned and georeferenced for Harvard University's Center for Geographic Analysis' AfricaMap project by East View Cartographic. Individual TLM sheets covering Burundi (40 sheets in total) were selected from the TLM worldwide series. DMA Topographic Line Map series maps are typical topographic maps portraying both natural and manmade features. They show and name works of nature, such as mountains, valleys, lakes, rivers, vegetation, etc. They also identify the principal works of humans, such as roads, railroads, boundaries, transmission lines, major buildings, etc. Relief is shown with standard contour intervals of 50 feet, with some sheets having supplemental meter contours, form lines, hachures, shading, and/or spot heights. Depths shown by bathymetric isolines. Please pay close attention to map collar information on projections, spheroid, compilation dates, legend information, and keys to grid numbering and other numbers which appear inside the neatline.

Philadelphia, Pennsylvania, 1797 (Raster Image)

This layer is a georeferenced raster image of the historic paper map entitled: This plan of the city of Philadelphia and it's environs (shewing the improved parts) is dedicated to the mayor, aldermen and citizens thereof, by their most obedient servant John Hills surveyor and draughtsman ; May 30th 1796 ; engraved by John Cooke of Hendon Middlesex near London. It was Published and Sold by John Hills Surveyor and Draughsman in 1797. Scale [1:7,200]. The image inside the map neatline is georeferenced to the surface of the earth and fit to Pennsylvania South State Plane Coordinate System NAD83 (in Feet) (Fipszone 3702). 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 roads, drainage, built-up areas, selected public and private buildings, schools, churches, industry locations (e.g. mills, factories, mines, etc.), docks, fortification, ground cover, and more. Relief shown by hachures. Includes also references to points of interest. This layer is part of a selection of digitally scanned and georeferenced historic maps of New England 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, scales, and map purposes.