Sancy Hope diamond. The Sancy was in the collection of Vasiliy Rudanovsky until 1828 when purchased by Prince Demidoff for £80,000. It remained in the Demidov family collection until 1865 when sold to Sir Jamsetjee Jeejeebhoy, an Indian prince, for £100,000. He sold it only a year later, creating another gap in its history. It reappeared in 1867, displayed at the Paris Exposition, carrying a price tag of one million francs; the gem then vanished again for forty years. The Sancy next surfaced in 1906 when bought by William Waldorf Astor, 1st Viscount Astor, from famous Russian collector A.K.Rudanovsky. The prominent
3M The pharmaceuticals businesses were sold off in three deals, in Europe, the Americas, and the remainder of the world. Another division of the Health Care business, Drug Delivery Systems, remains with 3M. The Drug Delivery System division continues to contract manufacture inhalants and transdermal drug-delivery systems, and has now taken on manufacture of the products whose licenses were sold during the divestiture of the pharmaceuticals business. On September 8, 2008, 3M announced an agreement to acquire Meguiar's, a car-care products company that was family-owned for over a century. On August 30, 2010, 3M announced that they had acquired Cogent Systems