File A-Z, 1902 Box 114 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Mining, Timber, and Land Investments, 1883-1940
File Miscellaneous mining reports Box 114 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Mining, Timber, and Land Investments, 1883-1940
File Miscellaneous geological maps Box 114 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Mining, Timber, and Land Investments, 1883-1940
File Mining A-Z, 1902 4 folders Box 114 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Mining, Timber, and Land Investments, 1883-1940
File A-Z (Moose Mountain), 1903-1904 3 folders Box 115 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Mining, Timber, and Land Investments, 1883-1940
File A-Z (Moose Mountain), 1905 Box 115 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Mining, Timber, and Land Investments, 1883-1940
File Michigan Iron and Land Company In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Mining, Timber, and Land Investments, 1883-1940
File Correspondence, August 1919-1928 41 folders Box 115 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Mining, Timber, and Land Investments, 1883-1940 » Michigan Iron and Land Company
File Dividend allotments, 1920 Box 115 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Mining, Timber, and Land Investments, 1883-1940 » Michigan Iron and Land Company
File Report of audit, 1920 Box 115 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Mining, Timber, and Land Investments, 1883-1940 » Michigan Iron and Land Company