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Henry Siedentopf

German physicist (1872-1940) · Scientists · Died at 67

Henry Friedrich Wilhelm Siedentopf was a German physicist and pioneer of microscopy.

Henry Siedentopf is read about 4 times a day, in 9 languages.

A typical day, 30 days to 14 June 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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