HJHan Jung-HoonBooks and models by this designerModels 2Books 1Books (1)All books that include models by this designer.Korea Origami Convention 20072007Models: 20Korea Origami ConventionModels (2)All models by this designer.CormorantKorea Origami Convention 2007 · p. 6PenguinKorea Origami Convention 2007 · p. 4