Tip of the month: The digital Historical Archive of Cologne
Neu und richtiger Grundt Riß des heiligen Römischen Reichs freyer Stadt Cöllen im Jahr 1752 verfertiget … von J. V. Reinhardt …
Since March 7th, the initiative “Digital Historical Archive Cologne” offers the opportunity to upload copies of the material from the collapsed municipal archive. This way, users can help to restore the documents.
http://www.historischesarchivkoeln.de/index.php?lang=en
