BOSTON (AP) — With only eight days to live, a wealthy, ailing Massachusetts merchant wrote in his will 351 years ago that he was leaving a spectacular 35-acre seafront property for the benefit of public school children, decreeing the land should never be sold or wasted. The dying wish of William Payne, one of the state's earliest settlers, created the nation's oldest charitable trust and eventually led tenants to build 167 cottages — most of them used by summer vacationers — on the land he left for the seaside city of Ipswich. The rent money has generated some $2.4 million...