The President announces with deep regret the death of the Hon. Salmon P. Chase, Chief Justice of the United States, who dosed a life of long public service, in the city of New York, on the 7th instant, having filled the offices of Senator of the United States, governor of Ohio, Secretary of the Treasury, and crowning a long career in the exalted position of Chief Justice of the United States. The President directs that the public offices in Washington be closed on Saturday, the 10th instant, the day of his funeral, and that they be draped in mourning for the period of thirty days, and that the flags be displayed at half-mast on the public buildings and forts and on the national vessels on the day of the funeral, in honor of the memory of the illustrious dead.
By order of the President:
Secretary of State .
Ulysses S. Grant, Executive Order Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/203662