Comprehensive Dissertation Index, 1861-1972: Engineering: chemical, mechanical, and metallurgical

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Comprehensive Dissertation Index, 1861-1972: Chemistry

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Comprehensive Dissertation Index, 1861-1972: Engineering: civil, electrical, and industrial

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Comprehensive Dissertation Index, 1861-1972: Philosophy and religion

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Comprehensive Dissertation Index, 1861-1972: Education

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Comprehensive Dissertation Index, 1861-1972: Language and literature

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Comprehensive Dissertation Index, 1861-1972: Business and economics

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Comprehensive Dissertation Index, 1861-1972: History

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Comprehensive Dissertation Index, 1861-1972: Communications and the arts

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Comprehensive Dissertation Index, 1861-1972: Physics, M-Z

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