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This category has the following 15 subcategories, out of 15 total.
15:
45:
486:19th-century people by occupation and nationality
477:
437:19th-century scientists from the Ottoman Empire
324:19th-century scientists from Georgia (country)
177:19th-century mathematicians by nationality
160:19th-century astronomers by nationality
478:
125:. Due to its scope, it should contain
501:Scientists by century and nationality
491:19th-century scholars by nationality
194:19th-century chemists by nationality
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108:
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461:19th-century Portuguese scientists
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413:19th-century Norwegian scientists
276:19th-century Croatian scientists
218:19th-century Austrian scientists
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365:19th-century Iranian scientists
300:19th-century Finnish scientists
259:19th-century Chilean scientists
389:19th-century Korean scientists
1:
341:19th-century Greek scientists
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496:19th-century scientists
242:Cape Colony scientists
122:container category
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441:(1 C, 10 P)
345:(5 C, 38 P)
222:(11 C, 6 P)
480:Categories
465:(5 C, 3 P)
417:(6 C, 4 P)
393:(2 C, 2 P)
328:(1 C, 2 P)
304:(4 C, 1 P)
280:(1 C, 5 P)
246:(4 C, 6 P)
119:This is a
198:(14 C)
181:(31 C)
164:(24 C)
369:(1 C)
263:(3 C)
127:only
101:24th
96:23rd
91:22nd
86:21st
81:20th
76:19th
71:18th
66:17th
61:16th
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450:P
426:O
402:N
378:K
354:I
313:G
289:F
231:C
207:A
132:.
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