What is believed to be the biggest change for hundreds of years in *he contour of the Niagara Falls, famous Yhroughout the world ay an attraction {for honeymoon couples, recurred tomass of table rock, estimated as weighing around 200,000 tons, broke away from the crest on the Canadian side early this morning with a thunderous roar, causing a hock like a miniature earthquake, The last biggest change in the contour occurred on January 17, 1991, when the force of the water tore'away some of the brink on the American side. 'The maximum depth of the break was 65 feet and the width along the crest was about 300 feet. 'The break constituted an area of about 12,000 feet, whicn indicated that approximately' 76,00 tors of rock went into the gorge The brink of Ningara Falls is estimated to be receding at the average rate of 2% feet a year—Reuier.
Text read from the printed page and cleaned; old type leaves the occasional error.