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- Analyses of Virginia coals.
- Analyses of Tennessee coals (including Georgia).
- Preparation characteristics of coal occurring in Armstrong County, Pa.
- Preparation characteristics of coal from Fayette County, Pa.
- Preparation characteristics of coal occurring in Westmoreland County, Pa.
- Preparation characteristics of coal occurring in Indiana County, Pa.
- Preparation characteristics of coal from Pike County, Ky.
- Preparation characteristics of coal from Floyd County, Ky.
- Preparation characteristics of coal from Knott County, Ky.
- Preparation characteristics of anthracites in South Korea
- Preparation characteristics of coal from Jefferson County, Pa.
- Washability characteristics of coals from the Black Mesa Field, Ariz.
- Washability characteristics of coal from San Juan County, N. Mex.