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This category has the following 6 subcategories, out of 6 total.
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331:
Mass media companies established in the 18th century
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326:Mass media companies by decade of establishment
301:Publishing companies established in the 1790s
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277:Mass media companies established in 1798
260:Mass media companies established in 1795
243:Mass media companies established in 1793
226:Mass media companies established in 1792
209:Mass media companies established in 1790
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320:Categories
305:(5 C, 1 P)
34:category
44:decade
36:is for
281:(1 C)
264:(1 C)
247:(1 C)
230:(1 C)
213:(1 C)
115:1840s
110:1830s
105:1820s
100:1810s
95:1800s
90:1790s
85:1780s
80:1770s
75:1760s
70:1750s
65:1740s
46:1790s
32:This
178:23rd
173:22nd
168:21st
163:20th
158:19th
152:18th
146:17th
141:16th
136:15th
131:14th
126:13th
55:1799
51:1790
198:0–9
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57:.
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