Cooper Murals face looming Mamaroneck deadline Backers set up GoFundMe page Time is running out on the James Fenimore Cooper murals hanging on the walls of a Westchester County high school, but the county’s Historical Society has pushed its effort to rescue the paintings into high gear as an April 1 deadline draws near. The Society’s past president, Carol Akin – a summertime Cooperstown resident – said Mamaroneck High School granted a two-week delay on construction originally slated to begin…