Similar Material w54 5/15 p. 303 A Change of Heart Needed Heart Aid to Bible Understanding Serving Jehovah with a Complete Heart The Watchtower Announcing Jehovah’s Kingdom—1971 The Human Heart Is Treacherous The Watchtower Announcing Jehovah’s Kingdom—1971 Consulting the Finest Heart Specialist for Our Times The Watchtower Announcing Jehovah’s Kingdom—1977 Making the Mind Over for New World Living The Watchtower Announcing Jehovah’s Kingdom—1951 How Is Your Heart? The Watchtower Announcing Jehovah’s Kingdom—1971 May God Write on Your Heart? The Watchtower Announcing Jehovah’s Kingdom—1957 Above All Else, Guard Your Heart! The Watchtower Announcing Jehovah’s Kingdom—1952 Keep Unity by Speaking the Truth The Watchtower Announcing Jehovah’s Kingdom—1964 Reaching the Heart of Your Listeners Theocratic Ministry School Guidebook