Event:
Official proclamation sets April 15 as last day of grace for U.S. silver coins to circulate in Canada
More Notable Events on February 12:
1994 17th Winter Olympic games opens in Lillehammer, Norway
1964 Beatles 1st New York City concert at Carnegie Hall
1961 U.S.S.R. launches Venera 1 toward Venus
1950 Albert Einstein warns against hydrogen bomb
1915 Cornerstone laid for Lincoln Memorial in Washington D.C.
