| Congress | Session | Begin Date | Adjourn Date |
| Recesses |
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| Senate | House |
|
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| 1 | 1 | Mar 4, 1789
| Sep 29, 1789
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| | 2 | Jan 4, 1790
| Aug 12, 1790
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| | 3 | Dec 6, 1790
| Mar 3, 1791
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| 2 | S | Mar 4, 1791
| Mar 4, 1791
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| | 1 | Oct 24, 1791
| May 8, 1792
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| | 2 | Nov 5, 1792
| Mar 2, 1793
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| 3 | S | Mar 4, 1793
| Mar 4, 1793
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| | 1 | Dec 2, 1793
| Jun 9, 1794
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| | 2 | Nov 3, 1794
| Mar 3, 1795
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| 4 | S | Jun 8, 1795
| Jun 26, 1795
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| | 1 | Dec 7, 1795
| Jun 1, 1796
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| | 2 | Dec 5, 1796
| Mar 3, 1797
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| 5 | S | Mar 4, 1797
| Mar 4, 1797
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| | 1 | May 15, 1797
| Jul 10, 1797
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| | S | Jul 17, 1798
| Jul 19, 1798
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| | 2 | Nov 13, 1797
| Jul 16, 1798
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| | 3 | Dec 3, 1798
| Mar 3, 1799
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| 6 | 1 | Dec 2, 1799
| May 14, 1800
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| | 2 | Nov 17, 1800
| Mar 3, 1801
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Dec 23-Dec 30, 1800
| Dec 23-Dec 30, 1800
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| 7 | S | Mar 4, 1801
| Mar 5, 1801
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| | 1 | Dec 7, 1801
| May 3, 1802
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| | 2 | Dec 6, 1802
| Mar 3, 1803
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| 8 | 1 | Oct 17, 1803
| Mar 27, 1804
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| | 2 | Nov 5, 1804
| Mar 3, 1805
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| 9 | 1 | Dec 2, 1805
| Apr 21, 1806
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| | 2 | Dec 1, 1806
| Mar 3, 1807
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| 10 | 1 | Oct 26, 1807
| Apr 25, 1808
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| | 2 | Nov 7, 1808
| Mar 3, 1809
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| 11 | S | Mar 4, 1809
| Mar 7, 1809
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| | 1 | May 22, 1809
| Jun 28, 1809
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| | 2 | Nov 27, 1809
| May 1, 1810
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| | 3 | Dec 3, 1810
| Mar 3, 1811
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| 12 | 1 | Nov 4, 1811
| Jul 6, 1812
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| | 2 | Nov 2, 1812
| Mar 3, 1813
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| 13 | 1 | May 24, 1813
| Aug 2, 1813
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| | 2 | Dec 6, 1813
| Apr 18, 1814
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| | 3 | Sep 19, 1814
| Mar 3, 1815
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| 14 | 1 | Dec 4, 1815
| Apr 30, 1816
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| | 2 | Dec 2, 1816
| Mar 3, 1817
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| 15 | S | Mar 4, 1817
| Mar 6, 1817
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| | 1 | Dec 1, 1817
| Apr 20, 1818
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Dec 24-Dec 29, 1817
| Dec 24-Dec 29, 1817
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| | 2 | Nov 16, 1818
| Mar 3, 1819
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| 16 | 1 | Dec 6, 1819
| May 15, 1820
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| | 2 | Nov 13, 1820
| Mar 3, 1821
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| 17 | 1 | Dec 3, 1821
| May 8, 1822
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| | 2 | Dec 2, 1822
| Mar 3, 1823
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| 18 | 1 | Dec 1, 1823
| May 27, 1824
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| | 2 | Dec 6, 1824
| Mar 3, 1825
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| 19 | S | Mar 4, 1825
| Mar 9, 1825
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| | 1 | Dec 5, 1825
| May 22, 1826
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| | 2 | Dec 4, 1826
| Mar 3, 1827
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| 20 | 1 | Dec 3, 1827
| May 26, 1828
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| | 2 | Dec 1, 1828
| Mar 3, 1829
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Dec 24-Dec 29, 1828
| Dec 24-Dec 29, 1828
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| 21 | S | Mar 4, 1829
| Mar 17, 1829
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| | 1 | Dec 7, 1829
| May 31, 1830
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| | 2 | Dec 6, 1830
| Mar 3, 1831
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| 22 | 1 | Dec 5, 1831
| Jul 16, 1832
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| | 2 | Dec 3, 1832
| Mar 2, 1833
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| 23 | 1 | Dec 2, 1833
| Jun 30, 1834
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| | 2 | Dec 1, 1834
| Mar 3, 1835
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| 24 | 1 | Dec 7, 1835
| Jul 4, 1836
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| | 2 | Dec 5, 1836
| Mar 3, 1837
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| 25 | S | Mar 4, 1837
| Mar 10, 1837
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| | 1 | Sep 4, 1837
| Oct 16, 1837
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| | 2 | Dec 4, 1837
| Jul 9, 1838
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| | 3 | Dec 3, 1838
| Mar 3, 1839
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| 26 | 1 | Dec 2, 1839
| Jul 21, 1840
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| | 2 | Dec 7, 1840
| Mar 3, 1841
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| 27 | S | Mar 4, 1841
| Mar 15, 1841
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| | 1 | May 31, 1841
| Sep 13, 1841
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| | 2 | Dec 6, 1841
| Aug 31, 1842
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| | 3 | Dec 5, 1842
| Mar 3, 1843
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| 28 | 1 | Dec 4, 1843
| Jun 17, 1844
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| | 2 | Dec 2, 1844
| Mar 3, 1845
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| 29 | S | Mar 4, 1851
| Mar 20, 1845
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| | 1 | Dec 1, 1845
| Aug 10, 1846
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| | 2 | Dec 7, 1846
| Mar 3, 1847
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| 30 | 1 | Dec 6, 1847
| Aug 14, 1848
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| | 2 | Dec 4, 1848
| Mar 3, 1849
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| 31 | S | Mar 5, 1849
| Mar 23, 1849
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| | 1 | Dec 3, 1849
| Sep 30, 1850
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| | 2 | Dec 2, 1850
| Mar 3, 1851
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| 32 | S | Mar 4, 1851
| Mar 13, 1851
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| | 1 | Dec 1, 1851
| Aug 31, 1852
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| | 2 | Dec 6, 1852
| Mar 3, 1853
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| 33 | S | Mar 4, 1853
| Apr 11, 1853
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| | 1 | Dec 5, 1853
| Aug 7, 1854
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| | 2 | Dec 4, 1854
| Mar 3, 1855
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| 34 | 1 | Dec 3, 1855
| Aug 18, 1856
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| | 2 | Aug 21, 1856
| Aug 30, 1856
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| | 3 | Dec 1, 1856
| Mar 3, 1857
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| 35 | S | Mar 4, 1857
| Mar 14, 1857
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| | 1 | Dec 7, 1857
| Jun 14, 1858
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Dec 23-Jan 4, 1858
| Dec 23-Jan 4, 1858
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| | S | Jun 15, 1858
| Jun 16, 1858
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| | 2 | Dec 6, 1858
| Mar 3, 1859
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Dec 23-Jan 4, 1859
| Dec 23-Jan 4, 1859
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| 36 | S | Mar 4, 1859
| Mar 10, 1859
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| | 1 | Dec 5, 1859
| Jun 25, 1860
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| | S | Jun 26, 1860
| Jun 28, 1860
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| | 2 | Dec 3, 1860
| Mar 3, 1861
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| 37 | S | Mar 4, 1861
| Mar 28, 1861
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| | 1 | Jul 4, 1861
| Aug 6, 1861
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| | 2 | Dec 2, 1861
| Jul 17, 1862
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| | 3 | Dec 1, 1862
| Mar 3, 1863
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Dec 23-Jan 5, 1863
| Dec 23-Jan 5, 1863
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| 38 | S | Mar 4, 1863
| Mar 14, 1863
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| |  |
| | 1 | Dec 7, 1863
| Jul 4, 1864
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Dec 23-Jan 5, 1864
| Dec 23-Jan 4, 1864
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| | 2 | Dec 5, 1864
| Mar 3, 1865
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Dec 22-Jan 5, 1865
| Dec 22-Jan 5, 1865
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| 39 | S | Mar 4, 1865
| Mar 11, 1865
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| | 1 | Dec 4, 1865
| Jul 28, 1866
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Dec 6-Dec 11, 1865 Dec 21-Jan 5, 1866
| Dec 6-Dec 11, 1865 Dec 21-Jan 5, 1866
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| | 2 | Dec 3, 1866
| Mar 3, 1867
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Dec 20-Jan 3, 1867
| Dec 20-Jan 3, 1867
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| 40 | 1 | Mar 4, 1867
| Dec 1, 1867
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Mar 30-Jul 3, 1867 Jul 20-Nov 21, 1867
| Mar 30-Jul 3, 1867 Jul 20-Nov 21, 1867
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| | S | Apr 1, 1867
| Apr 20, 1867
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| | 2 | Dec 2, 1867
| Nov 10, 1868
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Dec 20-Jan 6, 1868 Jul 27-Sep 21, 1868 Sep 21-Oct 16, 1868 Oct 16-Nov 10, 1868
| Dec 20-Jan 6, 1868 Jul 27-Sep 21, 1868 Sep 21-Oct 16, 1868 Oct 16-Nov 10, 1868
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| | 3 | Dec 7, 1868
| Mar 3, 1869
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Dec 21-Jan 5, 1869
| Dec 21-Jan 5, 1869
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| 41 | 1 | Mar 4, 1869
| Apr 10, 1869
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| | S | Apr 12, 1869
| Apr 22, 1869
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| | 2 | Dec 6, 1869
| Jul 15, 1870
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Dec 22-Jan 10, 1870
| Dec 22-Jan 10, 1870
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| | 3 | Dec 5, 1870
| Mar 3, 1871
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Dec 23-Jan 4, 1871
| Dec 23-Jan 4, 1871
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| 42 | 1 | Mar 4, 1871
| Apr 20, 1871
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| | S | May 10, 1871
| May 27, 1871
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| | 2 | Dec 4, 1871
| Jun 10, 1872
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Dec 21-Jan 8, 1872
| Dec 21-Jan 8, 1872
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| | 3 | Dec 2, 1872
| Mar 3, 1873
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Dec 20-Jan 6, 1873
| Dec 20-Jan 6, 1873
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| 43 | S | Mar 4, 1873
| Mar 26, 1873
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| | 1 | Dec 1, 1873
| Jun 23, 1874
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Dec 19-Jan 5, 1874
| Dec 19-Jan 5, 1874
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| | 2 | Dec 7, 1874
| Mar 3, 1875
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Dec 23-Jan 5, 1875
| Dec 23-Jan 5, 1875
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| 44 | S | Mar 5, 1875
| Mar 24, 1875
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| | 1 | Dec 6, 1875
| Aug 15, 1876
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Dec 20-Jan 5, 1876
| Dec 21-Jan 5, 1876
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| | 2 | Dec 4, 1876
| Mar 3, 1877
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| 45 | S | Mar 5, 1877
| Mar 17, 1877
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| | 1 | Oct 15, 1877
| Dec 3, 1877
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| | 2 | Dec 3, 1877
| Jun 20, 1878
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Dec 15-Jan 10, 1878
| Dec 15-Jan 10, 1878
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| | 3 | Dec 2, 1878
| Mar 3, 1879
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Dec 20-Jan 7, 1879
| Dec 20-Jan 7, 1879
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| 46 | 1 | Mar 18, 1879
| Jul 1, 1879
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| | 2 | Dec 1, 1879
| Jun 16, 1880
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Dec 19-Jan 6, 1880
| Dec 19-Jan 6, 1880
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| | 3 | Dec 6, 1880
| Mar 3, 1881
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Dec 23-Jan 5, 1881
| Dec 23-Jan 5, 1881
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| 47 | S | Oct 10, 1881
| Oct 29, 1881
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| | S | Mar 4, 1881
| May 20, 1881
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| | 1 | Dec 5, 1881
| Aug 8, 1882
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Dec 22-Jan 5, 1882
| Dec 22-Jan 5, 1882
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| | 2 | Dec 4, 1882
| Mar 3, 1883
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| 48 | 1 | Dec 3, 1883
| Jul 7, 1884
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Dec 24-Jan 7, 1884
| Dec 24-Jan 7, 1884
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| |  |
| | 2 | Dec 1, 1884
| Mar 3, 1885
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Dec 24-Jan 5, 1885
| Dec 24-Jan 5, 1885
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| 49 | S | Mar 4, 1885
| Apr 2, 1885
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| | 1 | Dec 7, 1885
| Aug 5, 1886
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Dec 21-Jan 5, 1886
| Dec 21-Jan 5, 1886
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| |  |
| | 2 | Dec 6, 1886
| Mar 3, 1887
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Dec 22-Jan 4, 1887
| Dec 22-Jan 4, 1887
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| 50 | 1 | Dec 5, 1887
| Oct 20, 1888
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Dec 22-Jan 4, 1888
| Dec 22-Jan 4, 1888
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| |  |
| | 2 | Dec 3, 1888
| Mar 3, 1889
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Dec 21-Jan 2, 1889
| Dec 21-Jan 2, 1889
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| 51 | S | Mar 4, 1889
| Apr 2, 1889
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| |  |
| | 1 | Dec 2, 1889
| Oct 1, 1890
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Dec 21-Jan 6, 1890
| Dec 21-Jan 6, 1890
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| |  |
| | 2 | Dec 1, 1890
| Mar 3, 1891
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| 52 | 1 | Dec 7, 1891
| Aug 5, 1892
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| |  |
| | 2 | Dec 5, 1892
| Mar 3, 1893
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Dec 22-Jan 4, 1893
| Dec 22-Jan 4, 1893
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| 53 | S | Mar 4, 1893
| Apr 15, 1893
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