The Nature and Origin of coal and coal Seams

Antzeko izenburuak

• Nature and origin of coal and coal seams
  nork: Raistric, A
  Argitaratua: (1939)
• Coal
  nork: Moore, Elwood S.
  Argitaratua: (1940)
• Coal /
  nork: Court, W. H. B.
  Argitaratua: (1951)
• Coal : Typology /
  nork: Vankrevelen, Dw
  Argitaratua: (1961)
• Science and technology of coal and coal utilization /
  Argitaratua: (1984)