| Wilson A. Bentley Snowflake Study 1890 Albumen print 3 x 3 ins Smithsonian Institution Archives Image No. RU 31 Box 12 Folder 17 LL/36377 This image was used as an illustration in the Kenneth G. Libbrecht "Photography changes natural phenomena into iconic images" story on the Smithsonian - "Click! Photography changes everything" website (click.si.edu).
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