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Displaying 1-2 of 2 results for author "O'Donnell, H. J. (Hugh J.)"
Microscopic study of Elkhorn coal bed at Jenkins, Letcher County, Ky. [microform]
- Text
- [Washington?] : U.S. G.P.O., 1931.
- 1931
Microscopic study of Elkhorn coal bed at Jenkins, Letcher county, Ky.
- Text
- Washington : U.S. Govt. print. off., 1931.
- 1931
- 1 Item
Item details Format Call Number Item Location Text 553.2 T34 Off-site
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