Abdur Rahman, J.

1. This appeal arises out of a suit instituted on the basis of a promissory note dated the 15th October, 1928, executed by the defendant-respondent in favour of one Brojo Padhi who died shortly after its execution leaving him surviving an adopted minor son the plaintiff-appellant in this case. A sum of Rs. 10 seems to have been paid by the defendant on the 12th October, 1931. This payment was endorsed on the back of the promissory note and the endorsement was duly signed by the defendant. The suit was instituted on the 22nd October, 1934, while the plaintiff-appellant was a minor. It appears however that two dates in the promissory note were altered before the suit was brought. The first alteration was that the figure "1" in 15, that is, the date on which the promissory note was executed was altered into 2 and thus the promissory note would now read as if it was executed on the 25th October, 1928, and not on the 15th October. The second alteration was that the figure "1" in 12 was substituted by 2 and thus the endorsement by the defendant of the payment of Rs. 10 would appear to have been made on the 22nd October, 1931, and not on the 12th October, 1931, the