Nikolaus Lenau was the pen name of Nikolaus Franz Niembsch Edler von Strehlenau, a German-language Austrian poet.
Lenau in 1839
Lenau's Grave in Weidling, Austria
Justinus Andreas Christian Kerner was a German poet, practicing physician, and medical writer. He gave the first detailed description of botulism.
Justinus Kerner in old age