Proquest will be performing upgrades to their databases this weekend.
Several products will be unavailable Friday 12th April, 2008 from 7:00
PM until 9:00 PM.

The following products will be unavailable during these windows: 
*	ProQuest interface products, ProQuest Historical Newspapers
(traditional and graphical K12 interface), American Periodicals Series
*	Chadwyck-Healey products housed in the US (all products with
domain names ending with chadwyck.com)