This excellent simile is nearly as good as that other, “Blacker than a funeral of negroes in a thunderstorm.” (Dow, Jun., 4th Series, p. 212.)

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1846.  All was dark as a stack of black cats.—‘A Catfish Story,’ in the St. Louis Reveille, n.d.

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a. 1853.  You will go down, down, down, into the bottomless pit, that is darker than a stack of black cats.—Dow, Jun., ‘Patent Sermons,’ iii. 20.

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