Autographs
Christie's Harry Houdini straightjacket brings $46,980 - 50% over estimate
Harry Houdini's $46,980 straightjacket went for twice as much as a similar piece, three years ago
Harry Potter collectibles to star in collection offered for charity on eBay
A range of memorabilia from celebrities as diverse as Alan Shearer and Danii Minogue is on offer