1 62 ELEMENTS OF PHYSIOLOGY 



269. Subjects for Compositions. The Benefits and Dis- 

 advantages of Bicycling. Natural and Artificial Beauty. 

 My Personal Observations and Experiences in the Light 

 of Physiology. Natural Cures and Medicines. The 

 Breath. Tobacco. Alcohol and Crime. Tight Shoes. 

 Sketch of the Life of a Friend. Exercise. The Lungs. 

 The Cigarette Habit. Health and Happiness. 



