CCMA is an acronym for The Commission of Conciliation Mediation and Arbitration. The CCMA is an independent body, set up by legislation, which resolves labour disputes by way of conciliation or arbitration. Submitted by Cassandra Andreou, a candidate attorney at Routledge Modise.
1964 was the last year the U.S. stopped minting coins in solid silver. However, there was a series of coins that were sandwiched in silver and maybe an expert coin collector will come on here and cover all those coins and different years they were stamped.
According to the United States Mint, 1964 was the last year that quarters were mass-produced with a significant silver content, before rising silver prices forced them to switch to a copper-nickel alloy. The 1964 quarter was not pure silver, but had a high silver content of 90 percent.