File Hutton-Moose Mountain Mining Co.-Joint Projects In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Mining, Timber, and Land Investments, 1883-1940
File Maps Box 114 In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Mining, Timber, and Land Investments, 1883-1940 » Hutton-Moose Mountain Mining Co.-Joint Projects
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 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 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 Maps 2 folders Box 116 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 Miscellaneous papers Box 116 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 Indiana Properties (South Bend, Goshen, New Carlisle) In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Mining, Timber, and Land Investments, 1883-1940
File Perry Tract (Gift to Purdue University) In: Chase S. Osborn Papers, circa 1870-1949 (majority within 1889-1949) » Mining, Timber, and Land Investments, 1883-1940