Columbia subject headings:
Executive departments--United States.
United States. Congress. Joint Commission on Laws Organizing Executive Departments.
United States. Congress. Senate. Select Committee on Methods of Business and Work in the Executive Departments.
Harvard subject headings:
Executive departments--United States
United States. Congress. Joint Commission on Laws Organizing Executive Departments.
United States. Congress. Senate. Select Committee on Methods of business and Work in the Executive Departments.
Princeton subject headings:
Executive departments--United States.
United States. Congress. Joint Commission on Laws Organizing Executive Departments.
United States. Congress. Senate. Select Committee on Methods of business and Work in the Executive Departments.