WILTON, Conn. – Five items pertaining to Albert Einstein (two typed letters, a handwritten letter, an awards program and a humorous card, all hand-signed); a CD jacket autographed by all three members of Nirvana; and an author-signed first edition copy of The Babe Ruth Story are just a few of the expected highlights in University Archives’ next online-only auction, slated for Wednesday, May 4. Absentee and Internet live bidding will be available through LiveAuctioneers.