A new service from the Library of Congress lets you build maps, graphs, timelines, and trees from the collective digital and digitized history of an entire nation. As digital tools move on, standards change, and interoperability fails, we lose access to older information. As our history becomes harder to access, only the newest information rises to the top, leaving us with a collective digital memory that is foggy on anything but the most recent past
Originally posted here:
Recollection: A Collaborative Tool For Sharing And Visualizing Cultural Data