Science for coal mining students

Eitemau Tebyg

• In a coal mine /
  gan: Newell, John
  Cyhoeddwyd: (1964)
• Coal mining industry : an international study in planning /
  gan: Jones, J. Harry
  Cyhoeddwyd: (1939)
• Coal: Current Advances in Mining Techniques
  Cyhoeddwyd: (1976)
• Strip Mining of Coal: Environmental Solutions
  gan: Doyle, William S
  Cyhoeddwyd: (1976)
• Behind the seenes in a coal mine /
  gan: Newell, John
  Cyhoeddwyd: (1964)