Author's publications: Crawford, Richard M.
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Closer to Nature
30.08.20061242
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Closer to Nature
30.08.20061562
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Closer to Nature
30.08.20061059
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Closer to Nature
30.08.20061817
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Closer to Nature
30.08.20062533
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Closer to Nature
30.08.20061182
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Siberia`s Natural Phenomena
30.05.20041425
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