The Townâs history is documented in the Bedford collection at the Bedford Public Library. Visitors are drawn to view historic sites including homes, the Old Burying Ground, The Wilson Mill, the Job Lane House and the original Bedford Flag that was taken to the battle of Lexington and Concord in 1775.
The phenomena of atmospheric electricity are of three kinds. There is the electrical phenomena of thunderstorms and there are the phenomena of continual electrification in the air, and the phenomena of the polar Aurora constitute a third branch of the subject.
Cloud to ground Lightning in the global atmospheric electrical circuit. This is an example of plasma present at Earth's surface. Typically, lightning discharges 30,000 amperes, at up to 100 million volts, and emits light, radio waves, x-rays and even gamma rays .