Category:1840 by month by continent
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English: 1840 by month by continent |
"1840 by month" is the subject, "by continent" is the sort criterion for this category. Format of categories within this category: 1840 [in/of/from] [continent] by month Example: 1840 in Asia by month |
Subcategories
This category has the following 3 subcategories, out of 3 total.