Chapter 14 - Other Grids
    Universal Polar Stereographic (UPS) grid
        Used as the grid for the North and South poles
        Compared to latitude/longitude for reference
    Ordnance Survey Great Britain (OSGB)
        Grid use in Great Britain (it is also a datum)
        Eastings, northings and coordinates described
    Military Grid Reference System (MGRS)
        Used by US military
        Similarities and differences to UTM contrasted
        Manual conversion between UTM and MGRS explained
    Maidenhead and Trimble Grid Locator
        The Maidenhead grid is used by amateur radio operators
        Trimble Grid Locator overlays the Maidenhead grid to increase grid resolution
    Thomas Brothers Page and Grid and Trimble Atlas
        Page and Grid is the grid system used in all Thomas Brothers road maps
        Trimble atlas is an overlay to increase the resolution of Page and Grid