I. W. W. see Industrial Workers of the World
Icaria, 96, 213
Illinois Central Railroad, 178
Illinois College, 193
Illinois Discovery and Exploration, 1, 2, 16, 17, 20, 50, 51, 56, 58, 60, 75, 1705, 2160, 2180
Illinois History (Panoramic Views), 12, 29, 40, 44, 53, 76, 102, 139, 157, 160, 162, 164, 178, 180, 668, 698, 770
Illinois Indians, 16, 34
Illinois Lottery, 1730
Illinois-Michigan Canal, 121, 137, 178, 186
Illinois Politics and Government, 40, 45, 102, 128, 163, 168, 178, 180, 217, 227, 300, 363, 390, 442, 464, 472, 506, 512, 515, 526, 527, 580, 581, 586, 591, 626, 642, 658, 677, 688, 757, 758, 802, 990, 1102, 1113, 1155, 1796, 1799, 1800, 1801, 1942, 2071, 2081, 2158, 2192
Illinois River, 14, 17, 23, 62, 72, 104, 127, 137, 209, 218, 220, 329, 348, 582, 734, 968
Illinois River Valley, 157
Illinois Settlement, 4, 10, 19, 29, 31, 33, 35, 36, 37, 38, 40, 44, 45, 48, 52, 53, 61, 71, 81, 83, 110, 111, 112, 113, 129, 130, 142, 144, 146, 147, 148, 149, 150, 155, 158, 168, 176, 178, 179, 199, 207, 213, 214, 219, 220, 224, 228, 240, 316, 1747, 1752, 1769, 1770
Illinois State Fair, 1467
Illinois State Prison at Joliet, 812
Illiopolis, Illinois, 1466, 1477
Ina, Illinois, 1636
Indian Burial Customs, 350
Indian Legends, 3, 6, 23, 24, 40, 121
Indians, 3, 5, 6, 7, 8, 16, 18, 19, 23, 25, 27, 30, 32, 33, 34, 36, 37, 38, 43, 44, 46, 51, 64, 65, 66, 67, 68, 85, 89, 92, 93, 99, 139, 144, 149, 150, 157, 165, 172, 174, 176, 194, 211, 350, 1517, 1753, 1762, 1770, 1816, 1859, 1908, 1927, 2180
Indian Spirits, 2136
Industrial Workers of the World, 334, 1183
Ingersoll, Robert Green, 102, 687
Insurance, 462, 1623, 1765, 1854, 1964, 2224
International Terrorism, 1972
Interracial Marriage, 854, 1305, 1997
Irish in Illinois, 110, 210, 323, 381, 383, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 463, 491, 553, 570 601, 683, 744, 759, 790, 863, 881, 882, 883, 884, 885, 886, 887, 908, 910, 911, 914, 920, 923, 932, 934, 938, 941, 942, 1479, 1480, 1804, 1833, 1834, 1835, 1836, 1837, 1844, 1846, 1848, 1906, 1949, 2154
Iroquois Indians, 16, 99
Iroquois Theater Fire, 711
Italians in Illinois, 1571, 1681, 1739