Lecturing, writing & preaching. From a 1968 H. Shelton book: "Beginning with Graham's lectures and the publication of the Graham Journal of Health and Longevity, the hygienic health movement...
Sylvester Graham was born on July 5, 1794 and died on September 11, 1851. Sylvester Graham would have been 57 years old at the time of death or 217 years old today.