If you're running stories about airline mergers, you might want to link to The Plain Dealer's new interactive timeline. It traces the history of the biggest airlines from their birth to today. A few news events listed are Cleveland-centric, but the bulk of the info is about the industry overall:
(If anyone would like to host the graphic on their site and have the news events customized to their city, let me know ... The graphic is 650 pixels wide, which allows for ads on a flat page; won't fit in the blogs.)