A letter written by Albert Einstein in which he writes out his famous E=mc2 equation has sold at auction for more than $1.2 million, about three times more than it was expected to get, Boston-based RR ...
A letter written by Albert Einstein in which he writes out his famous E = mc2 equation has sold at auction for more than $1.2 million, about three times more than it was expected to get, Boston-based ...
A handwritten letter penned by Albert Einstein which includes his famous E = mc2 equation has fetched more than $1.2 million (£850,000) at auction. The letter is one of only four known documents ...