The Article of the day for June 10, 2016 is Coinage Act of 1873 . The Coinage Act of 1873 declared that US dollar coins struck from silver bullion were no longer considered legal tender, thus placing the nation firmly on the gold standard and ending bimetallism. In 1869, silver was expensive, and not much of it was being presented at the Mint to be struck into coins, but Deputy Comptroller of the Currency John Jay Knox and others foresaw that cheaper ore from the Comstock Lode and elsewhere would soon became available. To replace the outdated Mint Act of 1837, Knox drafted a bill that took nearly three years to pass. It was rarely mentioned during Congressional debates that the bill would end bimetallism, though this was not concealed. The bill was finally signed into law by President Ulysses S. Grant. When silver prices dropped in 1876, producers sought to have their bullion struck at the Mint, only to learn that this was no longer possible. The resulting political controversy lasted