A manual of parliamentary practice, composed originally for the use of the Senate of the United States. By Thomas Jefferson. With references to the practice and rules of the House of representatives. The whole brought down to the practice of the present time; to which are added the rules and orders, together with the joint rules of both houses of Congress. And accompanied with copious indices.

26 QUORUM,
When vacancies happen in the reprnsLtation from any State, the
Executive authority thereof shall issue writs of election to fill such
vacancies.-Const. U. S. Art. I. Sec. 2.
No Senator or Representative shall, during the time for which he
was elected, be appointed to any civil office under the authority of the
United States, which shall have been created, or the emoluments
whereof shall have been increased during such time; and no person
holding any office under the United States, shall be a member of either
House during his continuance in office.-Const. U. S. Art. I. Sec. 6
SECTION VI.
QUORUM.
A MAJORITY of each House shall constitute a quorum to do business; but a smaller number may adjourn from day to day, and may
be authorized to compel the attendance of absent members, in such
manner, and under such penalties, as each House may provide.Const. U. S. Art. I. Sec. 5.
In general, the chair is not to be taken till a
quorum for business is present; unless, after due
waiting, such a quorum be despaired of, when the
chair may be taken, and the House adjourned. And
whenever, during business, it is observed that a
quorum is not present, any member may call for the
House to be counted: and being found deficient,
business is suspended.-2 Hats. 125, 125.
The President having taken the chair, and a quorum being present,
the journal of the preceding day shall be read, to the end, that any
mistake may be corrected that shall have been made in the entries.Rules of the Senate, 1