The 11th Edition of the Encyclopaedia Britannica was published in 1911, and is the last edition of that work which is currently in the public domain. I noticed that the Distributed Proofreaders released the first bit of this for download. I’m looking forward to the rest.

Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 by Various – Project Gutenberg

[tags]Public Domain,Project Gutenberg[/tags]

Addendum: Check out this nifty map of Roman Britain, click on it for the larger version.