of classes I to III. Even assuming that Artificers of grades III, II, and I are equivalent to Chief Petty Officers, the Chief Artificers have command over them. 10. At this stage, we may refer to Navy Order 100/67 which deals with the seniority of Artificers vis-a-vis non-Artificers. It records that Artificers of Class III and above are Chief Petty Civil Appeal Nos. 6886-6887 of 2011 Page 7 of 9Officers and will rank and command with Chief Petty Officers of the other branches depending upon their seniority as Chief Petty Officers. Thus, this rank has been given only for the purposes of seniority vis-a-vis non-Artificers. Hence, for the purposes of seniority, Chief Artificers and Artificers of rank III to I may be equivalent to Chief Petty Officer. But, the Chief Artificer has command over Artificers of III, II and I grade. Moreover, the Chief Artificer is the promotional post for Artificers of Class III. 11. The impugned judgment refers to a table incorporated in paragraph 13. We may