RACE POINT PUBLISHING-Extreme Origami. Origami master Won Park uses U.S. dollars to create his amazing paper sculptures. The fiber content in currency adds strength to the paper and keeps it from tearing during the hundreds of little folds and bends required to make his intricate designs. This book features 20 different origami creations. Author: Won Park. Hardcover, 144 pages. Published 2012. Imported.