Deaths on January 20

Mary Watson Whitney

Died on January 20, 1921

Mary Watson Whitney, American astronomer and academic (b. 1847)

Mary Watson Whitney (September 11, 1847 – January 20, 1921) was an American astronomer and for 22 years the head of the Vassar Observatory where 102 scientific papers were published under her guidance.

References

Mary Watson Whitney

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Events on 1921

15 Feb

Helsinki
Kingdom of Romania establishes its legation in Helsinki.
20 Mar

Versailles Treaty
The Upper Silesia plebiscite was a plebiscite mandated by the Versailles Treaty to determine a section of the border between Weimar Germany and Poland.
11 Jul

William Howard Taft
Former President of the United States William Howard Taft is sworn in as 10th Chief Justice of the U.S. Supreme Court, becoming the only person ever to hold both offices.
29 Oct

Sacco and Vanzetti
United States: Second trial of Sacco and Vanzetti in Boston, Massachusetts.
11 Nov

Arlington National Cemetery
The Tomb of the Unknowns is dedicated by US President Warren G. Harding at Arlington National Cemetery.

Deaths on January 20

Mary Watson Whitney

Died on January 20, 1921

References

Choose Another Date

Events on 1921

Helsinki

Versailles Treaty

William Howard Taft

Sacco and Vanzetti

Arlington National Cemetery