As the cold turned to pneumonia, a kindly, experienced physician was summoned, and Henry was treated in the conventional manner, which called for the employment of poisonous drugs. The attending physician was ignorant of hydrotherapy, which was just then being pioneered by a few practitioners. Although earlier in the year, following Dr. James Jackson's guidance, two of the boys had been nursed back to health from diphtheria by an appropriate use of water, fresh air, and rest, Ellen and James were not yet prepared to use hydrotherapy as a means of treating other illnesses, and the disease now confronting them was pneumonia.