Limited (search only) v.1 (1961)
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University of Illinois at Urbana-Champaign
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Limited (search only) v.2 (1988)
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University of Illinois at Urbana-Champaign
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Limited (search only) v.6:1 (1973)
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University of Illinois at Urbana-Champaign
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Limited (search only) v.8 (1972)
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University of Illinois at Urbana-Champaign
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Limited (search only) v.11 (1974)
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University of Illinois at Urbana-Champaign
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Limited (search only) v.12 (1972)
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University of Illinois at Urbana-Champaign
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Limited (search only) v.14 (1974)
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University of Illinois at Urbana-Champaign
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Limited (search only) v.15 1978
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University of Michigan
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Limited (search only) v.17 (1993)
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University of Illinois at Urbana-Champaign
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Limited (search only) bd.22 (1998)
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University of Minnesota
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