{"word_count": 189, "character_count": 1209}
La David Rumsey Map Collection è una collezione che contiene più di 150.000 mappe e carte geografiche  del XVIII e del XIX secolo.  Nel 1996 ha avuto inizio la digitalizzazione della collezione: al momento sono liberamente disponibili online 21.000 documenti.The David Rumsey Map Collection was started over 25 years ago and contains more than 150,000 maps. The collection focuses on rare 18th and 19th century maps of North and South America, although it also has maps of the World, Asia, Africa, Europe, and Oceania. The collection includes atlases, wall maps, globes, school geographies, pocket maps, books of exploration, maritime charts, and a variety of cartographic materials including pocket, wall, children's, and manuscript maps. Items range in date from about 1700 to 1950s.Digitization of the collection began in 1996 and there are now over 21,000 items online, with new additions added regularly. The site is free and open to the public. Here viewers have access not only to high resolution images of maps that are extensively cataloged, but also to a variety of tools that allow to users to compare, analyze, and view items in new and experimental ways.URL: &#60;http://www.davidrumsey.com/&#62;