The Coal industry : problems and prospects : a background study /
Permanent Subcommittee On Investigations.
- Washington : Govt of USA, 1978.
- 152p
HB
3193 [old SOUL v1.0 record id]
Coal Industry - United States
AC 338.2 / P 41 c
HB
3193 [old SOUL v1.0 record id]
Coal Industry - United States
AC 338.2 / P 41 c