Watch List notes:

Qing Dynasty. Xian Feng Yuan Bao, 1855-1861, AE 100 Cash (40.9 g, 53.7 mm). Mintmark "Bao Gong" (Lanzhou Mint) and denomination on the back. Mother or seed coin of this special variety with the Manchurian letter spelled differently. A short-lived mint that was opened in 1855 then closed in 1864 with very low mintage in large format coins. Tooled in the fields. Very Rare. Extremely Fine. Estimate Value $4,500 - UP