Sold for $32,000 (£24,060) at Christie’s New York (25/20/12.5% buyer’s premium) on June 14 was an Edison Universal Stock Ticker.
As it received and simultaneously printed quotes for stocks, bonds and commodities via Western Union telegraph, Edison’s ‘ticker’, by mechanically transmitting real-time stock market data from exchange floors to brokers and investors across the country, drastically altered the financial landscape.