Dr. Jackson's Technique With Bronchoscope Yet Unequaled. When 3-year-old Kelvin Arthur Rogers traveled 9000 miles from Australia to Philadelphia to have Dr. Chevalier Jackson remove a nail from his lung with aid of a bronchoscope, two readers wrote the Philadelphia Evening Bulletin: "Why isn't there more than one bronchoscope in the world to take pins out of children ?" The answer: There are thousands of bronchoscopes, straight, hollow metal tubes with a light at the tip for looking down gullets, windpipes and lungs. There are nearly 2000 physicians trained personally by Dr. Jackson in use of the bronchoscope. And there's Chevalier Jackson.