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Wilson Bentley. Wilson Alwyn Bentley (February 9, 1865 – December 23, 1931), also known as Snowflake Bentley, was an American meteorologist and photographer, who was the first known person to take detailed photographs of snowflakes and record their features. [ 1 ] He perfected a process of catching flakes on black velvet in such a way that ...
Koga Domain was located at the center of the Kantō Plain.Due to heavy snowfall, the Koga Domain was a good place to observe snowflakes.. Doi Toshitsura, the fourth daimyō of Koga Domain started observing snowflakes as his hobby with his own microscope which was imported from the Netherlands, and he drew pictures and studies about snowflakes in the book.
Dewey Decimal. 551.57/841/092 B 21. LC Class. QC858.B46 M37 1998. Snowflake Bentley is a children's picture book written by Jacqueline Briggs Martin and illustrated by Mary Azarian. Published in 1998, the book is about Wilson Bentley, the first known photographer of snowflakes. Azarian won the 1999 Caldecott Medal for her illustrations. [1]
String art, created with thread and paper. A string art representing a projection of the 8-dimensional 4 21 polytope. Quadratic Béziers in string art: The end points (•) and control point (×) define the quadratic Bézier curve (⋯). The arc is a segment of a parabola. String art or pin and thread art, is characterized by an arrangement of ...
1855 - James Glaisher publishes detailed sketches of snow crystals under a microscope. 1865 - Frances E. Chickering publishes Cloud Crystals - a Snow-Flake Album. [ 11 ][ 12 ] 1870 - Adolf Erik Nordenskiöld identifies " cryoconite holes." [ 13 ] 1872 - John Tyndall publishes The Forms of Water in Clouds and Rivers, Ice and Glaciers.
A snowflake is a single ice crystal that has achieved a sufficient size, and may have amalgamated with others, which falls through the Earth's atmosphere as snow. [ 1 ][ 2 ][ 3 ] Each flake nucleates around a tiny particle in supersaturated air masses by attracting supercooled cloud water droplets, which freeze and accrete in crystal form.
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Natural patterns include symmetries, trees, spirals, meanders, waves, foams, tessellations, cracksand stripes.[1] Early Greek philosophersstudied pattern, with Plato, Pythagorasand Empedoclesattempting to explain order in nature. The modern understanding of visible patterns developed gradually over time.
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