235 resultados para Blok, Aleksandr Aleksandrovich, 1880-1921
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At head of title: Imperial Mineral Resources Bureau.
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At head of title: Imperial Mineral Resources Bureau.
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At head of title: Imperial Mineral Resources Bureau.
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At head of title: Imperial Mineral Resources Bureau.
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At head of title: Imperial mineral resources bureau.
The mineral industry of the British Empire and foreign countries. Statistics, 1919-1921. Molybdenum.
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At head of title: Imperial Mineral Resources Bureau.
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"List of statistical publications": p. 39-42.
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At head of title: Imperial Mineral Resources Bureau.
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At head of title: Imperial Mineral Resources Bureau.
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Published also as House, Misc. doc. 42, pt. 1-22, 47th Cong., 2d sess.
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At head of title: Imperial Mineral Resources Bureau.
The mineral industry of the British Empire and foreign countries. Statistics, 1919-1921. China clay.
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At head of title: Imperial Mineral Resources Bureau.
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At head of title: Imperial Mineral Resources Bureau.
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At head of title: Imperial mineral resources bureau.
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At head of title: Imperial mineral resources bureau.