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Oldest Man-Made Object In NYC To Be Cleaned With Lasers

7 photos

In 1899

courtesy of the Museum of the City of New York

From 1907

courtesy of the Museum of the City of New York

From 1915

courtesy of the Museum of the City of New York

From 1899

courtesy of the Museum of the City of New York

From 1890

courtesy of the Museum of the City of New York

From 1905

courtesy of the Museum of the City of New York

Can you see it? From 1930.

courtesy of the Museum of the City of New York