5B20.05 Flux Model
5B20.10 Faraday's Ice Pail *PIRA 200*
5B20.30 Electroscope in a Cage
5B20.31 Electrscope in Cage w/ Wimshurst
5B20.34 Electroscope in Colanders
5B20.35 Radio in a Cage *U of M Favorite*
