Jongmans, Wilhelmus Josephus

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born on | 13 August 1878 at 04:30 (= 04:30 AM ) | ||||
Place | Leiden, Netherlands, 52n10, 4e30 | ||||
Timezone | LMT m4e30 (is local mean time) | ||||
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Biography
Dutch geologist whose research focused on fossil plants. Jongmans was director of the Geological Bureau in Heerlen from 1921 to 1946. Two major congresses (1927 and 1935) were organized in Heerlen on the stratigraphy of Westphalia, the part of the Carbon Age containing Dutch coal mine deposits. This coal was also mined in Germany, Belgium, France, Great Britain, Russia, the US and Indonesia. Because each country had its own names and used other criteria (guide fossils), it was difficult to communicate unambiguously as geologists in the same field. In Heerlen, Jongmans had an extensive fossil collection from all over the world. At the congresses it was agreed how to describe these timescale and rock layers.
Jongmans died on 13 October 1957, aged 79. His collection of about 75,000 items and the Jongmans archive went to the Museum Naturalis in Leiden in 1999.
Link to Wikipedia biography (Dutch)
Events
Source Notes
Sy Scholfield submitted birth certificate (no. 964) from the Dutch archives. Grazia Bordoni's Science database quotes Gauquelin for same data.
Categories
- Lifestyle : Social Life : Collector (Fossils)
- Vocation : Science : Geology
- Vocation : Writers : Textbook/ Non-fiction (Science)