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- Preparation characteristics of coal from Nicholas County, W. Va.
- Removing methane (degasification) from the Pittsburgh coalbed in northern West Virginia
- Longwall mining with a German coal planer :Pocahontas No. 3 coalbed, Keystone, W. Va.
- Preparation characteristics of coal from Kanawha County, W. Va.
- Preparation characteristics of coal from Hancock, Brooke, Ohio, and Marshall counties, W. Va.
- Preparation characteristics of coal from Fayette County, W. Va.
- Carbonizing properties of coals from Fayette and Greenbrier counties, W. Va.
- Preparation characteristics of coal from Clay, Gilmer, and Lewis counties, W. Va.
- Carbonizing properties of coals from Nicholas, Randolph, and Webster counties, W. Va.