LONDON.- On Tuesday, 27 September, 2011 Sothebys London will present its biannual auction of Old Master, Modern and Contemporary Prints. The sale will present an exciting opportunity to acquire important and rare-to-market works in a variety of categories by a range of artists. Works by Dürer, including two of the most important engravings he made, and some outstanding Rembrandts will highlight the Old Masters section. Desirable Modern and Contemporary works by Miró, Degas, Picasso and Warhol, among others, which will also be featured, demonstrate the lasting and innovative use of print by artists for over 500 years. The auction contains 181 lots and is estimated to reach between £1,500,000 2,300,000. Petra Kwan of Sothebys London Prints Department said Dürer is represented in the sale by two of his master engravings from the years 1513-1514, his most fruitful period for the medium, during