1946 1949 1954 1963 1964 1965 1970 1971 1972 1975 1982 1985 1987 1988 1989 1997 1998 1999 2001 2003 2005 2006 2007 2008 2009 2010 2011 2012 2014 2015 2016 2017
keymark timeline
1971

A more modern, high volume, vertical paint line is installed to replace paint line I. In 1997, a new fully incenerated vertical paint line was installed to replace this 1971 installation.