Lowry’s work today is really well known, but he was an unknown when he sold this picture for £10 and threw in another work for free. Now just one will sell for £1 million.

A plane flying upside down makes this 1930 Papua stamp one of the greatest ever Australian issues. Read about its sale here.

Another big Honus Wagner T206 baseball card sale sees the big man go for short of $2 million. Discover this legendary card ...

We can all spot a Lowry today, but in 1925 this picture was bought for £10. Read about its upcoming auction for £1 million.

A letter written by a Titanic survivor and posted from the doomed liner has sold for five times its estimate at £300,000.

One of Napoleon's most shameful moments has been sold at auction for $30,000. Read how he denied the Papal kidnapping he ...

Another Patek Philippe joins the most valuable watches ever sold at auction thanks to a £1.6-million sale in Hong Kong.

A legendary 1920s motorcycle could make £350,000 at auction this weekend. Read why the Brough Superiors were the best bikes ...

One of the finest examples ever, this signed Nirvana LP ended its long journey to sale last week. It made nearly £20,000.

John Adams is one of the most significant of the US Founding Fathers and one of the most collectible. This seems a great price for a piece of the man himself.

A machine raced at a very high level and still going strong, this 1920s Brough motorcycle is one of the best bikes of its era ...

John Adams may be the most significant of the Founding Fathers. A lock of hair from this political titan is being sold now.