Interesting review on the site ARTinvestment.RU.
Overview of the upcoming book auctions, Sotheby's, Christie's, Bloomsbury, as well as auction "Rare and valuable books and manuscripts XVIII - XX centuries" in the CHA and Trade Sterling "Used books" in the auction season at home "Gelos", compiled by Anatoly Borovkov, an expert member of the International Confederation of antique and art dealers in Russia and the CIS, see the section titled "Investing in Art /Art Market: analytics and projections.
http://artinvestment.ru/news/artnews...kov_anons.html