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COAL PRODUCTION SKYROCKED FROM 33 MILLION TONS IN 1870 IRON IS A DENSE METAL BUT IT IS SOFT AND TENDS TO BREAK AND RUST
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unions went right to strike
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alexander brahm bell invented the first telphone in 1876 it opened a worldwide communications network.
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munn v. illinois established government regulation of railroads. mother jones supports the great strike in 1877
