Gregory (Pope)
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Pope Gregory introduced the Gregorian calendar in the 16th century. (PROSE: Interference - Book One)
Pope Gregory introduced the Gregorian calendar in the 16th century. (PROSE: Interference - Book One)
This page was last edited on 3 September 2020, at 17:36 (UTC).Last edited: 17:36, 3 September 2020 (UTC)