Stamp Collecting

 
A specialist at Spink China holds up a cover bearing a rare stamp depicting the Peking Hall of Classics, inverted by mistake. Thanks to this printing error, the item is expected to fetch up to HK$6 million when it is offered for sale at Spink's auction of Chinese, Hong Kong and Burmese coins and stamps in Wan Chai this weekend. Photo: Dickson Lee

Cover with rare Chinese stamp to fetch HK$6m

A cover with a rare $2 stamp on it is expected to fetch up to HK$6 million in an auction this Sunday.

The Chinese stamp is one of only 50 issued with an image of the Peking Hall of Classics mistakenly inverted.