East German border guards wearing gas mask look over the wall onto Potsdamer Platz in Berlin, Germany, 21 June 1988 Comment Vintage Source
In 1948, police escort people past the site of an unexploded 1,000 kg bomb dropped in 1941, outside University College Hospital, London Comment Vintage Source
A motorman operates a trolley car near the Williamsburg Bridge in NYC -September 25, 1924 Comment Vintage Source
