Iowa Heritage Digital Collections
State Library of Iowa

Browse Items (347 total)

Steam Operated Derrick, Oskaloosa, Iowa, early 1900's; Mahaska County
A.M. Ellis Mine, 1926; Oskaloosa, Iowa; Mahaska County
A.M. Ellis Mine, 1930; Oskaloosa, Iowa; Mahaska County
Sam Smith Coal Mine, 1895; Oskaloosa, Iowa; Mahaska County
Sam Smith Coal Mine, 1895; Oskaloosa, Iowa; Mahaska County
Old Excelsior Mine Shaft #2, 1886, 3 miles south of Oskaloosa, Iowa; Mahaska County
Daniel Nelson's Mining Share Certificate/Note, December 4, 1868; Oskaloosa, Iowa; Mahaska County
Coal Mine Slope, 1896; Oskaloosa, Iowa; Mahaska County
Coal Mine Slope, 1896; Oskaloosa, Iowa; Mahaska County
Interior of Coal Mine, 1896; Oskaloosa, Iowa; Mahaska County
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