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Franz Petrak
Austrian-Czech botanist and mycologist (1886-1973) · Austria · On the map · Scientists · Died at 87
Franz Petrak was an Austrian-Czech mycologist.
Franz Petrak is read about 1.5 times a day, in 7 languages.
A typical day, 30 days to 24 September 2026
The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.
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About this person
Country
Austria
Category
Scientists
Type
Scientist
Status
Deceased
Dates
Lived 1886 to 1973 · aged 87
