Links to Christmas posts from around the blogosphere:
Live webcam from the skating rink at Rockefeller Center:
http://www.calculatedriskblog.com/2008/12/live-from-new-york.html
Puritan attitudes toward Christmas in England during the time of Oliver Cromwell:
http://www.thefirstpost.co.uk/4626,opinion,oliver-cromwell-and-the-original-pc-brigade
From The Vindication of Christmas, 1652:
http://mercuriuspoliticus.wordpress.com/2008/12/21/a-christmassy-post/
From Nicholas Breton's 1626 Fantasticks:
http://chronologi.wordpress.com/2008/12/20/a-bit-more-breton/
Nativity art:
http://www.marginalrevolution.com/marginalrevolution/2008/12/merry-christm-1.html
The authors of the linked-to blogs selected very clever and cheery messages for the holiday season.