- Seven skin electrodes
- HC.T.4.1
- Seven skin electrodes, in a variety of sizes and head shapes. All with wooden handles, a mixture of steel and brass shafts. Former used by Dr. Ernst Levin.
Length: Smallest 13.5 cm
Length: Largest 23.5 cm
Length: Smallest 13.5 cm
Length: Largest 23.5 cm