Prior to July 23, 1958, and the execution of the contract and deeds giving rise to this law suit, Mr. Darby was approximately 80 years of age and had undergone major surgery in connection with a malignancy. On July 23, 1958, he could walk about only if aided by some other person, or he could move about in a wheel chair. Mrs. Darby was 82 years of age at the time of trial, or approximately 75 years of age on July 23, 1958.
