Textual Facts (within the Chicago): Letters delivered, 1897-1914, and you can acquired, 1896-1911
Textual Facts (within the Chicago): Letters delivered, 1897-1914, and you can acquired, 1896-1911 Quantitative communications, 1917-35. Standard telecommunications, 1911-twenty-seven. Administrative interaction, 1906-27. Chippewa census rolls,
