ORDER :- The petitioners in this writ petition and 340 other writ petitions detailed in Schedule 'A' to this judgment (omitted here) have challenged the validity of the Rajasthan Colonisation (Rajasthan Canal Project Pre-1955 Temporary Tenants Government Land Allotment) Conditions, 1971( hereinafter referred to as the "Pre-1955 Conditions") and the Rajasthan Colonisation (Allotment of Government Land to Post-1955 Temporary Cultivation Leaseholders and other Landless persons in the Rajasthan Canal Project Area) Rules, 1971 (hereinafter referred to as the "Post-1955 Rules") on the ground that they are void being violative of the provisions of Article 14 of the Constitution of India. The petitioners in all the writ petitions claim to be landless persons holding land in the Rajasthan Canal Project Area under temporary cultivation leases granted to them and renewed from year to year and they also claim that they continued to remain in possession of the land allotted to them for temporary cultivation upto the time of the filing of the respective writ petitions. In order to appreciate the circumstances in which these writ petitions came to be filed it would be proper to briefly r