11945207 - Electrostatics balloon experiment11945156 - Iron and sulphur magnetism experiment11945169 - Iron and sulphur magnetism experiment11945199 - Iron and sulphur magnetism experiment11945202 - Iron and sulphur magnetism experiment11945146 - Iron and sulphur magnetism experiment11943079 - Crooke's radiometer11945198 - Iron and sulphur magnetism experiment11945190 - Iron and sulphur magnetism experiment11945134 - Iron and sulphur magnetism experiment11945226 - Electrostatics plastic rod experiment11938943 - Cooled balloon re-inflating11938439 - Davy testing his mining lamp11945186 - Electrostatics comb experiment11945221 - Iron and sulphur magnetism experiment11931461 - Electrical circuit with switch11943082 - Crooke's radiometer11945153 - Electrostatics balloon experiment11945227 - Iron and sulphur magnetism experiment11938942 - Balloon in liquid nitrogen11945185 - Electrostatics comb experiment11938908 - Rubber tube in liquid nitrogen11945183 - Electrostatics balloon experiment11926727 - Johannes Kepler and Tycho Brahe11945200 - Electrostatics plastic rod experiment11945171 - Iron and sulphur magnetism experiment11945136 - Electrostatics plastic rod experiment11945158 - Electrostatics balloon experiment11938914 - Balloon in liquid nitrogen11938907 - Rubber tube in liquid nitrogen11945215 - Electrostatics balloon experiment11945132 - Electrostatics plastic rod experiment11931463 - Electrical circuit with switch11945174 - Iron and sulphur magnetism experiment11945233 - Electrostatics comb experiment11945205 - Electrostatics comb experiment11945194 - Electrostatics plastic rod experiment11938948 - Aluminium and iodine reaction11938944 - Balloon in liquid nitrogen11945170 - Iron and sulphur magnetism experiment11938912 - Frozen rubber tube smashed