Maria Kirch: References & Edit History
Article Contributors
Primary Contributors
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Erik Gregersen
Erik Gregersen is a senior editor at Encyclopaedia Britannica, specializing in the physical sciences and technology. Before joining Britannica in 2007, he worked at the University of Chicago Press on the Astrophysical Journal. Prior to that, he worked at McMaster University on the ODIN radio astronomy satellite project.
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Anniversary information added. | Feb 21, 2026 | ||
| Anniversary information added. | Dec 25, 2025 | ||
| First paragraph modernization. | May 03, 2024 | ||
| Invalidated site: The Galileo Project - Biography of Maria Margarethe Winkelmann Kirch. | Feb 07, 2024 | ||
| Add new Web site: The Galileo Project - Biography of Maria Margarethe Winkelmann Kirch. | Oct 03, 2013 | ||
| Add new Web site: MacTutor History of Mathematics Archive - Biography of Maria Margarethe Winckelmann Kirch. | Oct 01, 2013 | ||
| New article added. | Feb 21, 2011 |
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