HUNAN SOVIET: AE 20 cash, ND (1931), countermarked hammer & sickle within five-pointed star on Chinese Hunan Province Republican crossed-flag type, clear bold countermark! VF on VF host. The only references to these were from the 'Money Company' coin auction of September 1984 and a Gregory G. Brunk article in the Numismatics International "Bulletin" of July/August 2009.
Estimate: 150-250 USD