1 gen 2000 anni - holders of their
wisdom
Descrizione:
Tom Frost became director of the Trout Lake Station in 1981. He served until his death in 2000. Tim Kratz suceeded him and has since remained director.
https://limnology.wisc.edu/trout-lake-station-welcome/tls-history/
Aggiunto al nastro di tempo:
Data: