Some interesting stuff in history today; (Henry VIII dies, Diet of Worms begins, Lego brick design patented, etc.)

But this:
1887 - In a snowstorm at Fort Keogh, Montana, the world’s largest snowflakes are reported, 15 inches (38 cm) wide and 8 inches (20 cm) thick.

That is not a snowflake.

en.wikipedia.org