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Coal-mine Accidents in the United States, 1942
John Edward Conley, John Ferdinand Barkley, United States. Bureau of Mines, William Hawes Coghill, William Waugh Adams, Everett Percy Partridge, F. J. Kennedy, Glen Dale Coe, L. E. Geyer, Thomas C. Cheasley, Virginia E. Wrenn, Kenneth M. Waddell · Yayınevi bilinmiyor
1388 sayfa · 1946
Aluminum oxide