Left: Statue of Konrad von Gessner (1516-1565), a physician in Zurich who specialized in nature studies, cataloging numerous species, who is considered one of the founders of modern zoology. He liked alpine research and collected numerous mountain plants, with a focus on medicinal species.

Right: A medicinal fountain in the park at Hotel Disentiserhof (ca. 1910), renowned as the strongest therapeutic source of radon in Switzerland. At the time, it was believed that radon, which is radioactive, was a valuable therapy for many diseases.

  Covers of the German and English editions of
Herbs and Weeds
 
Left: Father Sebastian Kneipp (1821-1897), a German Catholic priest who greatly influenced the development of naturopathic medicine. He is probably best known for his recommendations for "water cures" (applying water of different temperatures and in different ways), which are still utilized today. However, he was also a strong advocate for using herbal remedies who influenced Johann Künzle.

Right: A trademark image for remedies designed by Father Kneipp and manufactured by Oberhausser & Landauer of Wurzburg, Germany.
     
Left: Künzle's products now sold in Europe.

Right: Example of Künzle's tea formulas as sold in America.

     
Left: Popular photo of Künzle, ca. 1940.

Right: a Grotto established by Künzle around 1912.