NEW YORK, NY.- Artnet Auctions presents “Masterworks by Pop Artists,” a selection of important Pop paintings, prints, and sculptures by Andy Warhol, Roy Lichtenstein, Mel Ramos, Tom Wesselmann, Robert Rauschenberg, and other top Pop artists. A highlight of the sale, an extremely rare Andy Warhol painting in brilliant tones of blue and green entitled Flowers, 1978, 22 x 22 inches, is expected to fetch between US$1,100,000–1,500,000. In a private collection since 1995, it is one of only four Flowers paintings from this period recorded by The Andy Warhol Foundation archive. Also of great interest is an exceptionally beautiful John Chamberlain painted and chromium-plated steel sculpture entitled Mrs. Yif Nif, 1986, (Est. US$3,000,000–3,500,000). Measuring 77 x 56 x 35 inches, this commanding work