Guitar played by John Lennon on Help!, lost for 50 years, going up for auction
The Guardian -

Guitar also played by George Harrison on Norwegian Wood could sell for millions in May auction, alongside other memorabilia including a book of Tupac Shakur’s handwritten lyricsA guitar played by John Lennon and George Harrison in sessions for the albums Help! and Rubber Soul, which has spent the last 50 years lying in an attic, is to go up for auction alongside other memorabilia items such as a handwritten concert setlist by Kurt Cobain, a book of handwritten lyrics by Tupac Shakur and a Fendi...

In related news