Tagged with 'birthday'

Old Style (O.S.)

The letters O.S. appearing after dates (as on Thomas Jefferson's tombstone and his epitaph for his wife, Martha Wayles Skelton Jefferson) stand for "Old Style." The Julian or Old Style calendar was in effect in England and her colonies until 1752, when the Gregorian or New Style calend

Founder's Day and Jefferson's Birthday Celebration

Monticello will mark the 272nd anniversary of Thomas Jefferson’s birth with a celebration and ceremony on the West Lawn, featuring a keynote address from the 2015 recipient of the Thomas Jefferson Foundation Medal in Citizen Leadership. Related Thomas Jefferson Foundation Medals Birthday Celebration article in the Thomas Jefferson Encyclopedia.