Project Gutenberg [electronic resource].
- English, Dutch, French, Portuguese. English, Dutch, French, and Portuguese.
- [Salt Lake City, UT] : Project Gutenberg.
- Project Gutenberg.
- Offers a searchable collection of public domain books. Project Gutenberg is a volunteer effort to digitize and archive cultural works and to encourage the creation and distribution of free eBooks and other materials available to the public.
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- Began in 1971?