S. Muralidhar, J.

1. Since 1969 a dispute over a small area of about 14 sq. yds. under a staircase on the rear side of shops 20 and 20 A in Khan Market, New Delhi (hereafter "the shops in question") leading up to the first floor premises also known as the "Central Hall" has remained unresolved. The dispute, which reached this Court in 1976, is whether this area was wrongly included in the lease and conveyance deed dated 17th November 1961 executed in favour of the Petitioner Dr. Som Dutt Butta (now deceased) in respect of the shops in question and whether it was for the exclusive use of Respondent No. 6 Mr. Dhanpat Rai Ahuja (now deceased), the lessee of the Central Hall.

2. This writ petition by Dr. Butta challenges an order dated 4th January 1972 by the Authorised Chief Settlement Commissioner (ACSC) in the Office of the Regional Settlement Commissioner (RSC) allowing a suo moto revision under Section 24 of the Displaced Persons (Compensation and Rehabilitation) Act, 1954 ("DPCRA") and cancelling the lease and conveyance deed dated 17th November 1961 executed in respect of the shops in question in favour of Dr. Butta and directing that a fresh lease and conveyance deed be i