1. - This writ petition relates to the appointment to the post of Head Master of Secondary School which post is governed by the Rajasthan Educational Service Rules, 1970(here in after referred to as 'the Rules').

2. The petitioner obtained his B.A Degree from the Rajasthan University in 1971 and the degree of Shiksha Shastri from the Rajasthan University in the year 1973. He was initially appointed as IIIrd Grade teacher on 5th February, 1974 in the Primary and Secondary Education Department of Rajasthan. He was subsequently promoted to the post of IInd Grade teacher by order dated 22nd Sept., 1978.He was confirmed on the post of IInd Grade teacher by order dated 13th Feb. 1982. Some posts of Head Masters, Secondary School came to be advertised by the Rajasthan Public Service Commission, Ajmer (here in after referred to as 'the Commission') vide advertisement No. 1/84-85 published in the Rajasthan Patrika dated 2nd May, 1984. The qualifications which were prescribed for the post of Head Master in the said advertisement were Bachelor's Degree with a degree or Diploma in Education by University established by law in India or by some foreign University which is recognised equi