
Two handwritten notes penned by Albert Einstein have been sold at auction for a combined $1.8 million.

The notes written in German, which the famed physicist gave to a Tokyo courier in November 1922 in lieu of a tip, contain two aphorisms for happiness.

The notes are written on notepaper from the Imperial Hotel in Ginza, Tokyo, where Einstein was delivering a series of lectures. Scroll through the gallery for other fascinating objects to go on auction.

In May, Christie's listed a series of rare meteorites as part of its "Deep Impact: Martian, Lunar and Other Rare Meteorites" annual auction of extraterrestrial specimens.

In April, this Lemania watch -- given to Winston Churchill by the Swiss canton of Vaud -- was auctioned by Sotheby's in London.

In August 2016, Luxify -- a high-end auction house -- listed this dinosaur head online for $1.8 million.

Leonardo da Vinci's "Salvator Mundi" was once bought for $60, and is now billed as "the greatest artistic rediscovery of the 21st century."

This rare 15th-century Meiyintang "chicken cup," still holds the world auction record for Chinese porcelain. It sold for more than $36 million (HK$281,240,000) at a Sotheby's Hong Kong auction in 2014.

In April, a collection of emeralds was a highlight of a jewelry auction Guernsey's auction house in New York. The emeralds were discovered on the Spanish shipwreck Nuestra Señora de Atocha, a galleon that sank off the Florida coast in 1622.

On Sept. 9, this Ferrari Daytona sold at auction for $2.17 million. This is the only road-approved Ferrari Daytona to ever be made, and although it was missing for decades, it was auctioned off after being discovered in a barn in Japan.

On Sept. 27, an auction of actress Audrey Hepburn's personal items went under the hammer at Christie's London. This included Hepburn's clothing and jewelery.



