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Editions
2 editions · 2 languages- Other · English · 2010The six-cornered snowflakePaul Dry Books · 150 pages · 9781589880535
- Other · German · 1987Vom sechseckigen Schnee =Geest & Portig · 60 pages · 9783321000218
Crystallography, MathematicalSnow crystalsEarly woroks to 1800SnowflakesSnowEarly works to 1800Mathematical CrystallographyAstronomy