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A Short History of the Index Card
A 3 x 5 history of the cards that helped catalog all of human knowledge in a way anybody could use.
indexing
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cataloguing
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classification
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602
February 23, 2016 at 7:45:21 PM UTC ·
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http://www.popularmechanics.com/culture/a19379/a-short-history-of-the-index-card
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The personal, minimalist, super fast, database-free, bookmarking service by the Shaarli community
