http://www.freep.com/article/201105...soar-value?odyssey=tab|topnews|text|FRONTPAGE Check your drawers and closets! Northwest Airlines may be gone, but the memorabilia is hot. Two museums are actively seeking donations of Northwest artifacts, including timetables and airplane models. Meanwhile, everything from service pins ($40.99) to stickers ($2.95) is being hawked on eBay. "You never know what people have tucked away in their closets," said Marie Force, curator for the Delta Air Transport Heritage Museum in Atlanta, which even has a plea on its Web site for old items.