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This category has the following 20 subcategories, out of 20 total.
419:Telecommunications-related introductions by decade
500:
354:Mass media franchises by decade of introduction
176:Constructed languages by decade of introduction
241:Fictional elements by decade of introduction
371:Musical instruments by decade of invention
282:Games and sports by decade of introduction
484:Writing systems by decade of introduction
306:Internet memes by decade of introduction
258:Food and drink by decade of introduction
159:Computer-related introductions by decade
501:
32:. Due to its scope, it should contain
193:Currencies by decade of introduction
56:
15:
13:
460:Vehicles by decade of introduction
436:Television series debuts by decade
330:Languages by decade of attestation
63:
55:
14:
525:
395:Symbols by decade of introduction
217:Engines by decade of introduction
51:Introductions by type and century
94:Radio programme debuts by decade
19:
77:Product introductions by decade
47:Introductions by type and year
1:
7:
10:
530:
118:Ballet premieres by decade
44:
45:See also the categories
509:Introductions by decade
142:Comics debuts by decade
514:Introductions by type
29:container category
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58:Subcategories
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37:subcategories
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503:Categories
26:This is a
488:(26 C)
464:(28 C)
440:(13 C)
423:(13 C)
399:(28 C)
375:(11 C)
358:(37 C)
334:(21 C)
286:(25 C)
262:(23 C)
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197:(20 C)
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122:(32 C)
98:(11 C)
81:(28 C)
310:(4 C)
49:and
34:only
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473:W
449:V
408:T
384:S
343:M
319:L
295:I
271:G
230:F
206:E
131:C
107:B
39:.
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