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 analysts. These businesses, with annual sales of over $2 billion had generated handsome profits for 3M which funded R&D and development of many new business lines but were largely in "sunset" industries: printing products, photographic film, and removable storage media. Imation shortly sold its imaging and photographic film businesses largely to Kodak in order to concentrate on storage. Imation was purchased by a hedge fund in 2016 and ceased to exist as an independent business. What is left is now called Glassbridge Enterprises, an American holding company. As of 2012, 3M was one of the 30 companies included in the