Category:1820 establishments
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Organizations, places or other things founded or established in the year 1820.
| 1820s establishments: | ← 1820–1821–1822–1823–1824–1825–1826–1827–1828–1829 → |
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This category has only the following subcategory.
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Pages in category "1820 establishments"
This category contains only the following page.
