Three things in the atlas are tied to this date. Each is placed here by a source that gives the day.
J. Huband Smith described to the Royal Irish Academy a set of Chinese seals found in Ireland, all alike, each a cube with a seated animal on top.
An ape-like creature that people report seeing in the Australian bush. The name is one of several for a being with roots in Aboriginal oral history.
On December 9, 1965, a fireball crossed the sky and witnesses in Kecksburg, Pennsylvania, said an object came down in the woods near town. Searchers reported finding nothing; Skeptoid's Brian Dunning says the fireball was a natural meteor.