【世界最贵邮票：拍卖价高达2000万美金 世间仅此一枚】The world’s most famous stamp will be auctioned for up to $20 mln at a Sotheby’s auction. It is the only surviving British Guiana One-Cent Magenta from 1856, having set records every time it’s auctioned. 🔗 网页链接
