_The Supreme Court._--The judges call upon the President and Vice-President, annually, upon the opening of the court, and on the first day of January. _The Cabinet._--Members of the President’s Cabinet call upon the President on New Year’s day and the Fourth of July. First calls are also due from them, by card or in person, to the Vice-President, judges of the Supreme Court, Senators, and the Speaker of the House of Representatives, on the meeting of Congress. _The Senate._--Senators call in person on the President and Vice-President on the meeting of Congress and the first day of January; and upon the President on the Fourth of July, if Congress is in session. They also call in person or by card upon the judges of the Supreme Court and the Speaker of the House of Representatives on the meeting of Congress. _The Speaker of the House of Representatives._--The Speaker calls upon the President on the meeting of Congress, the first day of January, and the Fourth of July if Congress is in session. The first call is also due from him to the Vice-President on the meeting of Congress. _The House of Representatives._--Members of the House of Representatives call in person on the President on the first day of January, and upon the Speaker of the House on the opening of each session. They also call, by card or in person, upon the President on the Fourth of July, if Congress is in session, and upon the President, Vice-President, judges of the Supreme Court, Cabinet officers, Senators, Speaker of the House, and foreign ministers, soon after the opening of each session of Congress. _Foreign ministers._--The diplomatic corps call upon the President on the first day of January, and upon the Vice-President, Cabinet officers, judges of the Supreme Court, Senators, and Speaker of the House, by card or in person, on the first opportunity after presenting their credentials to the President. They also make an annual call of ceremony, by card or in person, upon the Vice-President, judges of the Supreme Court, Senators, and Speaker of the House, soon after the meeting of Congress. _The Court of Claims._--The judges of the Court of Claims call in person upon the President on the first of January and the Fourth of July. They also make first visits to the Cabinet officers and diplomatic corps, and call by card or in person upon the judges of the Supreme Court, Senators, Speaker, and members of the House, soon after the meeting of Congress. _The families of officials._--The rules which govern officials are also applicable to their families in determining the conduct of social intercourse.