1. Johannes Kepler, The Six-Cornered Snowflake, 1611; translated by L. L. Whyte, 1966 (Oxford Univ. Press).


2. F. C. Frank, "Descartes' Observations on the Amsterdam Snowfalls of 4, 5, 6 and 9 February 1634," J. Glaciology 13, 535 (1974).


3. F. C. Frank, "Snow Crystals," Contemp. Phys. 23, 3 (1982).

4. V. J. Schaefer and J. A. Day, Peterson Field Guides: Atmosphere (Houghton Mifflin, 1981).


5. Resin 15-95E, Monsanto Chemical Corp., Springfield, Mass.


6. B. J. Mason, The Physics of Clouds (Clarendon Press, 1971).


7. W. Tape, Atmospheric Halos, Antarctic Research Series, Vol. 64, (American Geophysical Union, 1994).

8. W. Tape, Atmospheric Halos, Antarctic Research Series, Vol. 64, (American Geophysical Union, 1994).


9. W. A. Bentley and W. J. Humphreys, Snow Crystals (Dover, 1962-) The original book was published by McGraw-Hill in 1931.


10. U. Nakaya, Snow Crystals: Natural and Artificial (Harvard University Press, 1954).


11. T. Kobayashi and T. Kuroda, in Morphology of Crystals, Part B (I. Sunagawa, ed.) (Terra Scientific 1987).


12. T. Kobayashi and Y. Furukawa, J. Cryst. Growth 28, 21 (1975).


13. Pictures from monkeytime.com


Go Back