The Valun Exchange System
by [Riegel, Edwin C.]
$95 · Offered by Bolerium Books
New York: Valun Institute, [194-]. [10p.] brochure, very good. Includes illustration of a Valun check and an example of the proposed Valun currency. Riegel associated with libertarians and individualist anarchists. He proposed a private enterprise currency operating on a voluntary basis, without government backing or interference. More
Found via Rare Books Intel, a search across rare-book dealers, auction houses and marketplaces worldwide.