Images of snowflakes showing six-sided symmetry and ice crystals. In:
"Micrographia, or, Some physiological descriptions of minute bodies made by
magnifying glasses....", by Robert Hooke. 1667. Call Number QH271 .H66 1667
Scheme VIII.
Image ID: libr0066, Treasures of the NOAA Library Collection Photographer: Archival Photograph by Mr. Sean Linehan, NOS, NGS
