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This category has the following 9 subcategories, out of 9 total.
317:
Pages in category "Symbols introduced in the 1920s"
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320:This category contains only the following page.
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322:This list may not reflect recent changes
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354:Symbols by decade of introduction
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301:Symbols introduced in 1929
284:Symbols introduced in 1928
267:Symbols introduced in 1927
250:Symbols introduced in 1925
233:Symbols introduced in 1924
216:Symbols introduced in 1923
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182:Symbols introduced in 1921
165:Symbols introduced in 1920
359:1920s introductions
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348:Categories
288:(1 C, 2 P)
271:(1 C, 1 P)
254:(1 C, 4 P)
237:(1 C, 1 P)
220:(1 C, 1 P)
203:(1 C, 2 P)
186:(1 C, 1 P)
169:(1 C, 2 P)
335:Double T
305:(1 C)
71:1970s
66:1960s
61:1950s
56:1940s
51:1930s
46:1920s
41:1910s
36:1900s
31:1890s
26:1880s
21:1870s
134:25th
129:24th
124:23rd
119:22nd
114:21st
108:20th
102:19th
97:18th
92:17th
87:16th
82:15th
154:0–9
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330:D
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