Similar Material g71 1/22 p. 15 The Heart Muscle Our Muscles—Mystery of Creation Awake!—1970 Muscles—Masterpieces of Design Awake!—1999 Heart Attack—Coping with Our Modern Plague Awake!—1975 That Amazing Organ—Our Heart! The Watchtower Announcing Jehovah’s Kingdom—1984 Made to Beat Forever Awake!—1979 Heart Disease—A Threat to Life Awake!—1996 How Is Your Heart? The Watchtower Announcing Jehovah’s Kingdom—1971 “A Symphony of Exquisite Timing” Awake!—1997 Consulting the Finest Heart Specialist for Our Times The Watchtower Announcing Jehovah’s Kingdom—1977 Determined to Serve Jehovah With a Complete Heart The Watchtower Announcing Jehovah’s Kingdom—1986