AKYEA-DJAMSON v. DUAGBOR AND OTHERS Practice and procedure—Estoppel—Admissions—Failure to cross-examine on adverse evidence—Action for declaration of title to land—Evidence by witness that co-defendant advising sale of land at meeting of elders of village—Whether co-defendant deemed to have admitted evidence—Whether co-defendant estopped from challenging plaintiff’s title—Evidence Decree, 1975 (N.R.C.D. 323), s. 119 (a).