The East Hampton Town Trustees and Suffolk County have advised the public that a bloom of toxic cyanobacteria, or blue-green algae, has been detected in Georgica Pond, posing a threat to public health.

On March 13, 1851, Henry Thomas Dering wrote from Connecticut to his older sister, Frances Mary Dering, in Sag Harbor, inquiring about someone named Hagar. But who was Hagar?

Kenneth Jacob, who had a career in the Air Force and later owned a television repair business in Montauk, died on Aug. 10. He was 91.

Frank Schwitter, an executive with the Arthur Andersen accounting firm and an Air Force veteran, died on Aug. 5 at the Bluff Road, Amagansett, house he owned for 50 years. He was 91.