No. 12289. June 13, 1951. Rehearing Denied September 5, 1951. Appeal from the District Court of Duval County, Sam G. Reams, J. Brown Brown, William L. Scarborough and Tom M. Pogue, all of Corpus Christi, for appellant. Philip A. Kazen, Bismark Pope, Laredo, for appellees. POPE, Justice. This is an appeal from a judgment based on an instructed verdict against appellant, who sought a declaration that he was, by reason of an oral adoption agreement, the adopted son and heir of his deceased aunt and