( 1 ) THIS is an appeal under clause 10 of the Letters Patent against the judgment dated May 28, 1969 of Mr. Justice T. V. R. Tatachari, dismissing the appellants writ petition under Articles 226 and 227 of the Constitution of India challenging the validity of notifications issued under Sections 4 and 6 of the Land Acquisition Act in respect of certain lands situated in village Kilokari, New Delhi.

( 2 ) BRIEFLY stated, the appellants purchased the said land measuring 16 bighas and 12 biswas bearing fields Nos. 386/2 and 387/2 situated in village Kilokari, New Delhi, for constructing residential houses for themselves and the employees of the first appellant and its allied concerns. A notification dated November 28, 1958 under Section 4 of the Land Acquisition Act, herein called "the Act", was published in Delhi Gazette dated December 11, 1958 to the effect that land including the appellants land, was likely to be taken by the Government at the expense of a Co-operative Society, called the new Friends Co-operative House Building Society Limited , Delhi respondent No. 6, herein called the "building Society". On June 1, 1959, the appellants on learning about the said no