Crayon, Ohio

Crayon is an unincorporated community in Champaign County, in the U.S. state of Ohio.[1]

History

A post office was established at Crayon in 1879, and remained in operation until 1905.[2] Besides the post office, Crayon had a country store.[3]

gollark: But umnikos said things about the "geometric series formula". Which is for adding M^1, M^2, ..., M^n. And I don't see why you'd want that.
gollark: But *adding* them?
gollark: But why geometric serieseseses? I assume the motivation for the matrix is that you can "simulate" running the process multiple times by multiplying it by itself a lot.
gollark: Explain, or you won't have.
gollark: How would removing knowledge fix that?

References
  1. U.S. Geological Survey Geographic Names Information System: Crayon, Ohio
  2. "Champaign County". Jim Forte Postal History. Archived from the original on 22 December 2015. Retrieved 21 December 2015.
  3. Middleton, Evan P. (1917). History of Champaign County, Ohio: Its People, Industries and Institutions. B.F. Bowen. p. 210.



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