1969 Press Photo Water flows over American Falls of Niagara Falls in New York

Niagara Falls, New York. Water flows over the American Falls at Niagara Falls late today after work crews punched holes in a cofferdam that had kept the cataract dry since last June while erosion studies were made. Engineers said they expected the full flow to resume by the weekend.

Photo is dated 1969.

Photo measures 10 x 8 inches.