Much reliance is placed upon the date of birth mentioned in the mining certificate and the entries made therein. The purpose, for which the certificate is issued, is very limited in nature. It only enables the holder of the certificate to undertake detonation etc. It has no bearing upon the general service particulars. At any rate, the petitioner, who was so conscious about the date of birth through out, ought to have taken steps to get them corrected in the service records, within short time. Almost for three decades, he did not take any steps in that connection. When strenuous arguments were advanced to impress this Court that the entries in the service record are in favour of the petitioner, we summoned them. In the service record, it is clearly mentioned that the age as on the date of joining the service is 24 years and no mention was made about the date of birth. The column relating to ‘educational qualifications’ was left unfilled. It is only at a later point of time, that some interpolations were made. Similarly in B-register, in the relevant column, the age was