rated and subordinate staff as well as the monthly paid staff of the Petitioner employed in three establishments, namely, (i) the Head Office; (ii) the Bombay Factory and (iii) the Research Centre. A settlement was arrived at in respect of the hourly rated and subordinate staff of the Head Office on 10th January 1992. On 27th August 1992, the Union addressed a letter to the management contending that there was an age old parity between the workmen of the Petitioner employed in similar categories at the Head Office, the Bombay Factory and the Research Centre. Since this plea was not acceptable to the management, conciliation proceedings took place and eventually a reference to adjudication, Reference 11 of 1994, was made by the appropriate Government. Subsequent thereto, references were also made in respect of the monthly paid staff at the Head Office, the Bombay Factory and the Research Centre. On 2nd May 1997, the Industrial Tribunal made a Part-I award in which it