<P> The conservation - restoration of the Statue of Liberty spanned from 1984 to 1986 . The Statue of Liberty ( Liberty Enlightening the World by Frédéric Auguste Bartholdi ) is a colossal monument on Liberty Island in New York Harbor and is a part of the Statue of Liberty National Monument . Much of the restoration effort was based on unprecedented restorative methods , owing largely to the fact that metallurgical repair work on such a scale had never been attempted before . Many professional scientists and engineers , government organizations and various consultants were called in to evaluate and deal with the various problems and tasks facing the restoration effort . </P>
<P> The conservation - restoration of the Statue of Liberty spanned from 1984 to 1986 . The Statue of Liberty ( Liberty Enlightening the World by Frédéric Auguste Bartholdi ) is a colossal monument on Liberty Island in New York Harbor and is a part of the Statue of Liberty National Monument . Much of the restoration effort was based on unprecedented restorative methods , owing largely to the fact that metallurgical repair work on such a scale had never been attempted before . Many professional scientists and engineers , government organizations and various consultants were called in to evaluate and deal with the various problems and tasks facing the restoration effort . </P>
when was the last time the statue of liberty was cleaned
when was the last time the statue of liberty was cleaned
1986
1986