1912年蟠龙加盖 "中华民国临时中立", 贰圆, 洋红及黄色, 保留大部份原胶. "IMPERIAL" 的 "A" 字修饰; 图案居中, 上品, 罕见, 据记录只发行了93 枚. 票背有邮商保真记号. 附証书. 陈目150源流: 1964年12月Sir Percival David, 2005年11月 "Twyste".China 1912 Provisional Neutrality Hankow, Nanking and Changsha $2 claret and yellow, large part original gum. Shows retouch line in "A" of "IMPERIAL"; well centred, fresh and very fine. Only 93 stamps recorded as issued. Dealers guarantee on reverse and Experts & Consultants Cert. (2012). Chan 150: S.G. 190, £10,000. Photo