World Map Double Hemispheres Americas Australia 1848 Cowperthwait Mitchell mapA New Map of the World on the Globular Projection. (Old Maps, 19th Century Maps, World Maps, Double Hemispheres, Eastern Hemisphere, Western Hemisphere, Australia, Americas, Africa, Europe, Asia, Oceania, Polynesia, Hawaii, Exploration Routes). Issued 1848, Philadelphia by Cowperthwaite for S. A. Mitchell. Lovely 19th century engraved and lithographed map with original hand color. Mitchell maps of this mid century era were issued with a range of color