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Video Description: Wilson "Snowflake" Bentley: Snowflakes in Motion "Trailer".
Wilson "Snowflake" Bentley, (1865 - 1931), born in
Jericho, Vermont, is the first known photographer of snowflakes. He
perfected a process of catching flakes on black velvet in such a way that
their images could be captured before they either melted or sublimated.
Snowflakes are snow crystals form when tiny supercooled cloud droplets (about 10 μm in diameter) freeze. The individual ice crystals often have hexagonal symmetry.
Snowflakes: Wilson "Snowflake" Bentley