Dr. William Harvey Elliot, of No. 499 eighth street, South Brooklyn, died at the Hotel Kirby, Grafton, Mass., Wednesday morning, March 27, after a short illness. Dr. Elliott was born in Leicester, Mass., April 23, 1816, and was a successful inventor from his early youth. In 1838 he married Miss Almira Lowell, of Plattsburg, N.Y. He practiced dentistry in Montreal from 1846 to 1856 and attained a wide celebrity from his articles published in English and American dental journals, being made an honorary member of the Canadian Medico-Chirurgical Society. In 1858 he went to Ilion, N.Y., where he made a long series of mechanical experiments, resulting in the production of a number of pistols and rifles of original patterns, manufactured by the Remington Arms company. In 1882, at the age of sixty-six, he went to Colts' Armory, where he brought out his last firearm, the lightning repeating rifle, now being manufactured by the Colts company. He was an experimenter in many fields, having taken out over a hundred patents. He went to Grafton to attend the funeral of his brother, Dr. Joseph D. Elliott, and survived him only a week. He had two children, a son the late S. Lowell Elliott, and a daughter. His remaining family consists of a daughter and a daughter-in-law. He was buried at Grafton, Mass.