reenactments of key advances in man's knowledge of electricity are told in the actual words of the discoverers. from the early greek's electron, or... - benjamin franklin kite stock videos & royalty-free footage00:31
1953 animation close up ben franklin flying kite w/key dangling on thread / lightening flashes / audio - benjamin franklin kite stock videos & royalty-free footage00:11
notes by charles darwin and isaac newton to made available online on royal society's website; england: london: royal society: int keith moore along /... - benjamin franklin kite stock videos & royalty-free footage02:01