Pierre Janssen: References & Edit History
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Additional Reading
Françoise Launay, The Astronomer Jules Janssen: A Globetrotter of Celestial Phyiscs (2012; originally published in French, 2008).
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Anniversary information added. | Feb 18, 2026 | ||
| Anniversary information added. | Dec 19, 2025 | ||
| First paragraph modernization. | Mar 15, 2024 | ||
| Article thoroughly revised. | Jul 24, 2014 | ||
| Bibliography added. | Jul 23, 2014 | ||
| Add new Web site: Fact Monster - People - Biography of Pierre Jules C�sar Janssen. | Mar 12, 2012 | ||
| Article added to new online database. | Jul 20, 1998 |
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