Vol. s2-50, Issue 149, 1870September 01, 1870 EDT
On a New Period in Chronology, Called the Precession Period
On a New Period in Chronology, Called the Precession Period
French, J. W. (1870). On a new period in chronology, called the precession period. American Journal of Science, s2-50(149), 172–174. https://doi.org/10.2475/ajs.s2-50.149.172
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