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When the necessary eleven days were added, George Washington’s birthday, which fell on February 11, 1731, Old Style, became February 22, 1732, New Style.

Daniel J. Boorstin (2011). “The Discoverers”, p.9, Vintage
When the necessary eleven days were added, George Washington’s birthday, which fell on February 11, 1731, Old Style, became February 22, 1732, New Style.