By Mataeo Smith The home of a deep-sea explorer who perished in the Titan submarine tragedy that occurred close to the Titanic eight months ago is being offered for sale. Paul-Henri Nargeolet was known as “Mr Titanic” because of his multiple dives to the wrecked liner. He bought a mansion in Holmes, New York, two years ago and was living there with his wife, Anne Sarraz-Bournet, at the time of his death, having moved there to be closer to friends. Regan Andrews from estate agency Houlihan Lawrence Brewster, who is handling the sale, happened to be a neighbour. She spoke with him just before he…