2.  Every application for admission to the classified departmental
  service should be addressed as follows:  “United States Civil Service
  Commission, Washington, D.C.”

  3.  The date of reception and also of approval by the Commission of each
  application shall be noted on the application paper.

  DEPARTMENTAL RULE V.

  1.  The papers of all examinations for admission to or promotion in the
  classified departmental service shall be marked as directed by the
  Commission.

  2.  The Commission shall have authority to appoint the following-named
  boards of examiners, which shall conduct examinations and mark
  examination papers as follows: 

  Central board.—­As provided for by General Rule III, clause 12.

  Special boards.—­These boards shall mark such papers of special
  examinations for the classified departmental service as the Commission
  may direct, and shall be composed of persons in the public service.

Supplementary boards.—­These boards shall mark the papers of such supplementary examinations for the classified departmental service as the Commission may direct, and shall be composed of persons in the public service.

Promotion boards.—­One for each Department, of three members, and one auxiliary member for each bureau of the Department for which the board is to act.  Unless the Commission shall otherwise direct, these boards shall mark the papers of promotion examinations.

Local boards.—­These boards shall be organized at one or more places in each State and Territory where examinations for the classified departmental service are to be held, and shall conduct such examinations; and each shall be composed of persons in the public service residing in the State or Territory in which the board is to act.

  Customs and postal boards.—­These boards shall conduct such
  examinations for the classified departmental service as the Commission
  shall direct.

  DEPARTMENTAL RULE VI.

1.  The papers of the copyist and of the clerk examinations shall be marked by the central board; the papers of special and supplementary examinations shall be marked as directed by the Commission.  Each competitor in any of the examinations mentioned or referred to above shall be graded on a scale of 100, according to the general average determined by the marks made by the examiners on his papers.

  2.  The papers of an examination having been marked, the Commission shall
  ascertain—­