Texas Pennsylvania portalUnited States portalHistory portalNorth America portal This category is for topics specifically related to the decade 1870s in the U.S. state of Pennsylvania. 1820s1830s1840s1850s1860s1870s1880s1890s1900s1910s1920s 14th15th16th17th18th19th20th21st22nd23rd24th Subcategories This category has the following 14 subcategories, out of 14 total. / 1870s disestablishments in Pennsylvania (10 C, 1 P) 1870s establishments in Pennsylvania (10 C, 3 P)0–9 1870 in Pennsylvania (3 C) 1871 in Pennsylvania (3 C, 1 P) 1872 in Pennsylvania (3 C, 2 P) 1873 in Pennsylvania (4 C) 1874 in Pennsylvania (3 C, 1 P) 1875 in Pennsylvania (4 C) 1876 in Pennsylvania (5 C, 3 P) 1877 in Pennsylvania (3 C, 4 P) 1878 in Pennsylvania (4 C) 1879 in Pennsylvania (4 C)E 1870s Pennsylvania elections (10 C)S 1870s in sports in Pennsylvania (6 C)