snowflake: References & Edit History
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Melissa Petruzzello
Melissa Petruzzello (she/her) is Assistant Managing Editor and covers plants, algae, fungi, insects, spiders, renewable energy and environmental engineering. She also handles certain topics in Christianity, notably Protestant history and churches.
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Article thoroughly revised. | Mar 14, 2016 | ||
| Deleted Web site: ''Leucojum'' page from John Crellin's 'Floral Images' site with many pictures and links. | Oct 29, 2013 | ||
| Add new Web site: United States Department of Agriculture - Snowflake. | Aug 31, 2012 | ||
| Add new Web site: British Broadcasting Corporation - Spring snowflake. | Aug 31, 2012 | ||
| Media added. | Feb 09, 2009 | ||
| Article revised and updated. | Jun 18, 2008 | ||
| Article added to new online database. | Jul 20, 1998 |
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