Limited (search only) v.26-27 1970-71
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Cornell University
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Limited (search only) v.28-29 1972-73
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Cornell University
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Limited (search only) v.30-31 1974-75
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Cornell University
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Limited (search only) v.32-33 1975-77
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Cornell University
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Limited (search only) v.34 1978
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Cornell University
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Limited (search only) v.35 1979
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Cornell University
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Limited (search only) v.36 1980
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Cornell University
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Limited (search only) v.37 1981
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Cornell University
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Limited (search only) v.38 1982
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Cornell University
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Limited (search only) v.39 1983
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Cornell University
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Limited (search only) v.40 1984
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Cornell University
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Limited (search only) v.41 1985
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Cornell University
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Limited (search only) v.42 1986
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Cornell University
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Limited (search only) v.43 1987
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Cornell University
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Limited (search only) v.44 1988
|
Cornell University
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Limited (search only) v.45 1989
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Cornell University
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Limited (search only) v.46 1990
|
Cornell University
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Limited (search only) v.47 1991
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Cornell University
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Limited (search only) v.48 1992
|
Cornell University
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Limited (search only) v.49 1993
|
Cornell University
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Limited (search only) v.50 1994
|
Cornell University
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Limited (search only) 1950-1954
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Pennsylvania State University
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Limited (search only) 1955-1959
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Pennsylvania State University
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Limited (search only) 1960
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University of Colorado Boulder
|
Limited (search only) 1960-1964
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Pennsylvania State University
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Limited (search only) 1961
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University of Colorado Boulder
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Limited (search only) 1962
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University of Colorado Boulder
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Limited (search only) 1963
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University of Colorado Boulder
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Limited (search only) 1965-1969
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Pennsylvania State University
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Limited (search only) 1970-1974
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Pennsylvania State University
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Limited (search only) 1975-1977
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Pennsylvania State University
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Limited (search only) 1978
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Pennsylvania State University
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Limited (search only) 1979
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Pennsylvania State University
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Limited (search only) 1980
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Pennsylvania State University
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Limited (search only) 1981
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Pennsylvania State University
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Limited (search only) 1982
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Pennsylvania State University
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Limited (search only) 1983
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Pennsylvania State University
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Limited (search only) 1984
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Pennsylvania State University
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Limited (search only) 1985
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Pennsylvania State University
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Limited (search only) 1986
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Pennsylvania State University
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Limited (search only) 1987
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Pennsylvania State University
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Limited (search only) 1988
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Pennsylvania State University
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Limited (search only) 1989
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Pennsylvania State University
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Limited (search only) 1990
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Pennsylvania State University
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Limited (search only) 1991
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Pennsylvania State University
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Limited (search only) 1992
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Pennsylvania State University
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Limited (search only) 1993
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Pennsylvania State University
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