The millmen resolved to bestow public honors on Dominicus Pike, only hesitating whether to tar and feather him, ride him on a rail, or refresh him with an ablution at the town pump, on the top of which he had declared himself the bearer of the news.
The definition of a purveyor is a person or organization that gives out something, such as food, supplies or ideas. An example of a purveyor is the American Red Cross. noun. One that furnishes or sells something, especially food.
A purist is  one who desires that an item remain true to its essence and free from adulterating or diluting influences. The term may be used in almost any field, and can be applied either to the self or to others. Use of the term may be either pejorative or complimentary, depending on the context.