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Date-Time description

1861-02-15

Temporal reference system used

Gregorian Calendar

Day (unit of temporal duration)

(inverse of) at some time within
Time-Span, Time-Span
1861-02-15
Time-Span of Birth, Charles Édouard Guillaume

is time-span of

Charles Édouard Guillaume

Day
---15
temporal unit type

Day (unit of temporal duration)

Month
--02
Year
1861-02-15
1861
-1861
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