Our oil

  1. CollectedPapers
  2. Our oil

Contents

  1. Oil exploration
  2. Oil exploration (sequel)
  3. Oil well drilling
  4. Extraction of oil
  5. Oil refining
  6. Instead of conclusion
our_oil

Наливкин Д., Петров Л. Наша нефть. – М.: «Детгиз», 1952. – 100 с.