| LC control no. | sh 85061241 |
|---|---|
| LC classification | D410 D725 |
| Topical heading | History, Modern--20th century |
| Variant(s) | World history--20th century |
| See also | subdivision History--20th century under names of countries, cities, etc., and individual corporate bodies, and under classes of persons, ethnic groups, and topical headings |
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