Series
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1951-1974
Part of Walter C. Schnackenberg Papers
Series
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1953-2016
Part of Walter C. Schnackenberg Papers
Series
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1938-1966
Part of Walter C. Schnackenberg Papers
Series
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Undated
Part of Walter C. Schnackenberg Papers
Series
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1920-1952
Part of Walter C. Schnackenberg Papers
Series
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1952-2012
Part of Walter C. Schnackenberg Papers
Series
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1958-1973
Part of Walter C. Schnackenberg Papers
Series
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1953-1973
Part of Walter C. Schnackenberg Papers
Series
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1937-1973
Part of Walter C. Schnackenberg Papers
Series
·
1943-1955
Part of Walter C. Schnackenberg Papers