Oil on the sea

Eitemau Tebyg

• Oil on the sea
  gan: Hoult, David, Ed
  Cyhoeddwyd: (1969)
• Water pollution by oil
• Oil pollution and marine ecology
  gan: Nelson-Smith, A.
• Mechanical systems for the recovery of oil spilled on water
• Oil pollution of the sea and shore a study of remedial measures
  Cyhoeddwyd: (1972)