Induction Coils - How to Make, Use, and Repair Them - Including Ruhmkorff, Tesla, and Medical Coils, Roentgen, Radiography, Wireless Telegraphy, and P

by

  • Publisher: Obscure Press
  • Print ISBN: 9781444642636, 1444642634

  • eText ISBN: 9781447497806, 1447497805