( 1 ) THIS appeal is at the instance of the defendants and it arises out of a suit for permanent and mandatory injunction.

( 2 ) THE plaintiff No. 1 is the wife and the plaintiff No. 2 Joykrishna Saha is her husband. The defendants Nos. 1 and 2 are respectively the widow and the son of one Subal Krishna Saha, since deceased, the elder brother of the plaintiff No. 2 Joykrishna Saha. There was an amicable partition of joint properties among Subal Krishna Saha, Joykrishna Saha and one Bibhuti Bhusan by a registered deed of partition dated June 2, 1954. The disputed house, which is a five storied one, situate at P-98, B. K. Pal Avenue, Calcutta was allotted to Subal Krishna Saha and Joykrishna Saha and the same was also partitioned between the said two brothers in accordance with a plan annexed to the said deed of partition and on terms and conditions mentioned therein. The house was divided into two portions.--Lot A and Lot B. Lot A, being the front portion, abutting on the B. K. Pal Avenue, was allotted to Joykrishna and Lot B, the rear portion, was allotted to Subal Krishna. A common passage, 10 ft. in width, was created in the southwestern portion leading from B. K