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193:Category:1820s disestablishments in Maryland
401:1820s establishments in the United States
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386:19th-century establishments in Maryland
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391:Establishments in Maryland by decade
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333:1829 establishments in Maryland
320:1828 establishments in Maryland
307:1827 establishments in Maryland
294:1826 establishments in Maryland
281:1825 establishments in Maryland
268:1824 establishments in Maryland
255:1823 establishments in Maryland
242:1822 establishments in Maryland
229:1821 establishments in Maryland
216:1820 establishments in Maryland
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380:Categories
53:Maryland
48:category
311:(12 P)
337:(6 P)
324:(5 P)
298:(2 P)
285:(1 P)
272:(4 P)
259:(3 P)
246:(5 P)
233:(3 P)
220:(3 P)
120:1870s
115:1860s
110:1850s
105:1840s
100:1830s
95:1820s
90:1810s
85:1800s
80:1790s
75:1780s
70:1770s
59:1820s
46:This
183:24th
178:23rd
173:22nd
168:21st
163:20th
157:19th
151:18th
146:17th
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136:15th
131:14th
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