Four artefacts from 1937 with the original handwriting of Adolf Hitler that come under the hammer by a Munich auction house are pictured in Munich, Germany, October 22, 2020. Picture taken October 22, 2020. REUTERS/Ralph Brock

Four artefacts from 1937 with the original handwriting of Adolf Hitler that come under the hammer by a Munich auction house are pictured in Munich, Germany, October 22, 2020. Picture taken October 22, 2020. REUTERS/Ralph Brock

Stephen Lane, CEO of Prop Store, poses for a photograph with Obi-Wan Kenobi's Hero Lightsaber from Star Wars: Revenge of the Sith, at a preview of a movie and TV memorabilia auction in Rickmansworth, Britain October 15, 2020. Picture taken October 15, 2020. REUTERS/John Sibley

Stephen Lane, CEO of Prop Store, poses for a photograph with a R2-S8 droid from the Star Wars film, Solo: A Star Wars Story, at a preview of a movie and TV memorabilia auction in Rickmansworth, Britain October 15, 2020. Picture taken October 15, 2020. REUTERS/John Sibley

Stephen Lane, CEO of Prop Store, poses for a photograph with Obi-Wan Kenobi's Hero Lightsaber from Star Wars: Revenge of the Sith, at a preview of a movie and TV memorabilia auction in Rickmansworth, Britain October 15, 2020. Picture taken October 15, 2020. REUTERS/John Sibley

A R2-S8 droid from the Star Wars film, Solo: A Star Wars Story, is seen at a preview of a movie and TV memorabilia auction in Rickmansworth, Britain October 15, 2020. Picture taken October 15, 2020. REUTERS/John Sibley

Obi-Wan Kenobi's Hero Lightsaber from Star Wars: Revenge of the Sith is seen at a preview of a movie and TV memorabilia auction in Rickmansworth, Britain October 15, 2020. Picture taken October 15, 2020. REUTERS/John Sibley

Stephen Lane, CEO of Prop Store, poses for a photograph with a special effects mechanical head from the film Alien at a preview of a movie and TV memorabilia auction in Rickmansworth, Britain October 15, 2020. Picture taken October 15, 2020. REUTERS/John Sibley

Stephen Lane, CEO of Prop Store, poses for a photograph with a special effects mechanical head from the film Alien at a preview of a movie and TV memorabilia auction in Rickmansworth, Britain October 15, 2020. Picture taken October 15, 2020. REUTERS/John Sibley

Guitars that will go up for sale as part of their Nashville Country auction are pictured at Christie's auction house, in the Manhattan borough of New York City, New York, U.S., October 14, 2020. REUTERS/Carlo Allegri

An employee of Christie's auction house holds a guitar used by singer Taylor Swift that will go up for sale as part of their Nashville Country auction in the Manhattan borough of New York City, New York, U.S., October 14, 2020. REUTERS/Carlo Allegri

People discuss a guitar used by singer Taylor Swift that will go up for sale as part of their Nashville Country auction, at Christie's auction house in the Manhattan borough of New York City, New York, U.S., October 14, 2020. REUTERS/Carlo Allegri

A Christie's auctioneer drops the gavel on a 1663 rare first folio of 36 Shakespeare works that was sold for a record 8.4 million dollars (9.978 million with buyers fee) in the Manhattan borough of New York City, New York, U.S., October 14, 2020. REUTERS/Carlo Allegri

Employees of Christie's auctions speak to people on the phones as they bid on a 1663 rare first folio of 36 Shakespeare works that was sold for a record 8.4 million dollars (9.978 million with buyers fee) in the Manhattan borough of New York City, New York, U.S., October 14, 2020. REUTERS/Carlo Allegri

An employee of Christie's auctions holds a 1663 rare first folio of 36 Shakespeare works that was sold for a record 8.4 million dollars (9.978 million with buyers fee) in the Manhattan borough of New York City, New York, U.S., October 14, 2020. REUTERS/Carlo Allegri

Employees of Christie's auctions speak to people on the phones as they bid on a 1663 rare first folio of 36 Shakespeare works that was sold for a record 8.4 million dollars (9.978 million with buyers fee) in the Manhattan borough of New York City, New York, U.S., October 14, 2020. REUTERS/Carlo Allegri

A Christie's auctioneer drops the gavel on a 1663 rare first folio of 36 Shakespeare works that was sold for a record 8.4 million dollars (9.978 million with buyers fee) in the Manhattan borough of New York City, New York, U.S., October 14, 2020. REUTERS/Carlo Allegri

A Christie's auctioneer drops the gavel on a 1663 rare first folio of 36 Shakespeare works that was sold for a record 8.4 million dollars (9.978 million with buyers fee) in the Manhattan borough of New York City, New York, U.S., October 14, 2020. REUTERS/Carlo Allegri

Employees of Christie's auctions speak to people on the phones as they bid on a 1663 rare first folio of 36 Shakespeare works that was sold for a record 8.4 million dollars (9.978 million with buyers fee) in the Manhattan borough of New York City, New York, U.S., October 14, 2020. REUTERS/Carlo Allegri

A 1663 rare first folio of 36 Shakespeare works that was sold for a record 8.4 million dollars (9.978 million with buyers fee) is seen in the Manhattan borough of New York City, New York, U.S., October 14, 2020. REUTERS/Carlo Allegri

An employee of Christie's auctions holds a 1663 rare first folio of 36 Shakespeare works that was sold for a record 8.4 million dollars (9.978 million with buyers fee) is seen in the Manhattan borough of New York City, New York, U.S., October 14, 2020. REUTERS/Carlo Allegri

An employee of Christie's auctions holds a 1663 rare first folio of 36 Shakespeare works that was sold for a record 8.4 million dollars (9.978 million with buyers fee) in the Manhattan borough of New York City, New York, U.S., October 14, 2020. REUTERS/Carlo Allegri

A 1663 rare first folio of 36 Shakespeare works that was sold for a record 8.4 million dollars (9.978 million with buyers fee) is seen in the Manhattan borough of New York City, New York, U.S., October 14, 2020. REUTERS/Carlo Allegri

Visitors look at the skeleton of an Allosaurus living in Wyoming more than 150 million years ago displayed at Drouot auction house in Paris, France, October 13, 2020. REUTERS/Charles Platiau

Visitors look at the skeleton of an Allosaurus living in Wyoming more than 150 million years ago displayed at Drouot auction house in Paris, France, October 13, 2020. REUTERS/Charles Platiau

Visitors look at the skeleton of an Allosaurus living in Wyoming more than 150 million years ago displayed at Drouot auction house in Paris, France, October 13, 2020. REUTERS/Charles Platiau

Visitors look at the skeleton of an Allosaurus living in Wyoming more than 150 million years ago displayed at Drouot auction house in Paris, France, October 13, 2020. REUTERS/Charles Platiau

Visitors look at the skeleton of an Allosaurus living in Wyoming more than 150 million years ago displayed at Drouot auction house in Paris, France, October 13, 2020. REUTERS/Charles Platiau

Visitors look at the skeleton of an Allosaurus living in Wyoming more than 150 million years ago displayed at Drouot auction house in Paris, France, October 13, 2020. REUTERS/Charles Platiau

A visitor looks at the skeleton of an Allosaurus living in Wyoming more than 150 million years ago displayed at Drouot auction house in Paris, France, October 13, 2020. REUTERS/Charles Platiau

A model poses with "The Spirit of the Rose", the world's largest vivid purple-pink diamond, before an upcoming Geneva auction, during a Sotheby's preview in Hong Kong, China October 12, 2020. REUTERS/Tyrone Siu

The Spirit of the Rose, the world's largest vivid purple-pink diamond, is seen on display before an upcoming Geneva auction, during a Sotheby's preview in Hong Kong, China October 12, 2020. REUTERS/Tyrone Siu

A model poses with "The Spirit of the Rose", the world's largest vivid purple-pink diamond, before an upcoming Geneva auction, during a Sotheby's preview in Hong Kong, China October 12, 2020. REUTERS/Tyrone Siu

The Spirit of the Rose, the world's largest vivid purple-pink diamond, is seen on display before an upcoming Geneva auction, during a Sotheby's preview in Hong Kong, China October 12, 2020. REUTERS/Tyrone Siu

A buyer inspects a diamond at Rapaport Auctions in the Dubai Diamond Exchange in Dubai, United Arab Emirates, September 24, 2020. Picture taken September 24, 2020. REUTERS/Christopher Pike

Buyers inspect diamonds at Rapaport Auctions in the Dubai Diamond Exchange in Dubai, United Arab Emirates, September 24, 2020. Picture taken September 24, 2020. REUTERS/Christopher Pike

A buyer inspects diamonds at Rapaport Auctions in the Dubai Diamond Exchange in Dubai, United Arab Emirates, September 24, 2020. Picture taken September 24, 2020. REUTERS/Christopher Pike

A buyer inspects diamonds at Rapaport Auctions in the Dubai Diamond Exchange in Dubai, United Arab Emirates, September 24, 2020. Picture taken September 24, 2020. REUTERS/Christopher Pike

A Saudi man shows off his falcon during an auction at Saudi Falcons Club Auction in Riyadh, Saudi Arabia, October 3, 2020, REUTERS/Ahmed Yosri

A Saudi man wearing a mask carries a falcon for an auction at Saudi Falcons Club Auction in Riyadh, Saudi Arabia, October 3, 2020, REUTERS/Ahmed Yosri

A Saudi man carries a falcon for an auction at Saudi Falcons Club Auction in Riyadh, Saudi Arabia, October 3, 2020, REUTERS/Ahmed Yosri

A Saudi man shows-off his falcon during an auction at Saudi Falcons Club Auction in Riyadh, Saudi Arabia, October 3, 2020, REUTERS/Ahmed Yosri

A Saudi man wearing a face mask waits for his turn with his falcon at Saudi Falcons Club Auction in Riyadh, Saudi Arabia, October 3, 2020, REUTERS/Ahmed Yosri

An aerial picture taken with a drone shows RWE's huge bucket wheel excavator in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy paddle-wheel digger, in Inden, Germany September 30, 2020. REUTERS/Stephane Nitschke

An aerial picture taken with a drone shows RWE's huge bucket wheel excavator in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy paddle-wheel digger, in Inden, Germany September 30, 2020. REUTERS/Stephane Nitschke

An aerial picture taken with a drone shows RWE's huge bucket wheel excavator in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy paddle-wheel digger, in Inden, Germany September 30, 2020. REUTERS/Stephane Nitschke

An aerial picture taken with a drone shows RWE's huge bucket wheel excavator in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy paddle-wheel digger, in Inden, Germany September 30, 2020. REUTERS/Stephane Nitschke

An aerial picture taken with a drone shows RWE's huge bucket wheel excavator in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy paddle-wheel digger, in Inden, Germany September 30, 2020. REUTERS/Stephane Nitschke

An aerial picture taken with a drone shows RWE's huge bucket wheel excavator in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy paddle-wheel digger, in Inden, Germany September 30, 2020. REUTERS/Stephane Nitschke

An aerial picture taken with a drone shows RWE's huge bucket wheel excavator in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy paddle-wheel digger, in Inden, Germany September 30, 2020. REUTERS/Stephane Nitschke

An aerial picture taken with a drone shows RWE's huge bucket wheel excavator in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy paddle-wheel digger, in Inden, Germany September 30, 2020. REUTERS/Stephane Nitschke

An aerial picture taken with a drone shows RWE's huge bucket wheel excavator in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy paddle-wheel digger, in Inden, Germany September 30, 2020. REUTERS/Stephane Nitschke

A miner stands in front of RWE's huge bucket wheel excavator after an Internet auction ended to sell the 3,500 tons heavy paddle-wheel digger from the open-cast brown coal mining of Inden near Weisweiler, Germany September, 30, 2020. REUTERS/Wolfgang Rattay

An operator of RWE's huge bucket wheel excavator is pictured in front of the paddle-wheel digger in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy excavator, in Inden, Germany September 30, 2020. REUTERS/Wolfgang Rattay

An operator of RWE's huge bucket wheel excavator walks in front of the chain wheels of the paddle-wheel digger in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy excavator, in Inden, Germany September 30, 2020. REUTERS/Wolfgang Rattay

An operator of RWE's huge bucket wheel excavator lifts his helmet while the paddle-wheel digs for lignite in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy excavator in Inden, Germany September 30, 2020. REUTERS/Wolfgang Rattay

An operator of RWE's huge bucket wheel excavator walks while the paddle-wheel digs for lignite in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy excavator, in Inden, Germany September 30, 2020. REUTERS/Wolfgang Rattay

RWE's huge bucket wheel excavator digs for lignite in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy paddle-wheel digger, in Inden, Germany September 30, 2020. REUTERS/Wolfgang Rattay

RWE's huge bucket wheel excavator digs for lignite in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy paddle-wheel digger, in Inden, Germany September 30, 2020. REUTERS/Wolfgang Rattay

RWE's huge bucket wheel excavator digs for lignite in the open-cast brown coal mine of Inden near Weisweiler after an Internet auction ended to sell the 3,500 tons heavy paddle-wheel digger, in Inden, Germany September 30, 2020. REUTERS/Wolfgang Rattay