Hexagonal electrode, for equipotential measurements Hexagonal electrodes Object Number: 1931-898 Pt1 type: electrode Image © The Board of Trustees of the Science Museum
Hexagonal electrode, for equipotential measurements Hexagonal electrode, for equipotential measurements Object Number: 1931-898/2 type: electrode Image © The Board of Trustees of the Science Museum
Hexagonal electrode, for equipotential measurements Hexagonal electrode, for equipotential measurements Object Number: 1931-898/3 type: electrode Image © The Board of Trustees of the Science Museum