Copper 7

Coil in the shape of a 7. Its shaft is wound round with copper. A thread is attached to the coil. Mounted on black cardboard.


  • Inventory Number: 1851
  • Material: plastic, copper
  • Size in cm: 2,6 x 3,5 x 0,2
  • Condition: very good
  • Donor: Univ. Prof. Dr. Robert Snowden