[Mr. and Mrs. John Newton Lane, 600 E. 10th street, announce the engagement of their daughter, Miss Betty Lane, to John Thomas Thornton. His parents are Mr. and Mrs. W. M. Thornton, 108 W. Russell Ave. The wedding will be an event of May 2, 1965, in the First Christian church at 4 p.m. The bride is a graduate of Bonham high school and East Texas State college, where she is a member of Chi Omega sorority. The future groom is a Bonham high school graduate and was graduated from North Texas university where his fraternity was Sigma Phi Epsilon. Both are employed in Dallas, where they will reside.