The Coinage Act of 1965, signed by President Lyndon Johnson, eliminated 90% silver coins from circulation, according to a blog from ModernCointMart. That law mainly affected U.S. dimes and quarters.

Lyndon Baines Johnson , also known as LBJ, was the 36th president of the United States, serving from 1963 to 1969. He became president after the assassination of John F. Kennedy, under whom he had ...

The Coinage Act of 1965, signed by President Lyndon Johnson, eliminated 90% silver coins from circulation, according to a blog from ModernCointMart. That law mainly affected U.S. dimes and quarters.