|aTechnology, communications, weaponry communications, 1789-1870 science, technology, industry and technology and weaponry, 1848-1870 / |cprepared by Tony Aldgate
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|aMilton Keynes, England : |bOpen University, |cc1980
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|a84 p ; |c30 cm
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|aArts : a third level course conflict and stability in the development of modern Europe, 1789-1970