Full view no.1-19 (1936:May-1942:May)
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Columbia University
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Full view no.20-22 (1943:Feb.-July)
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Columbia University
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Limited (search only) no.23-31 (1943:July-1946:June)
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Columbia University
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Full view no.32 (1947:Feb.)
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Columbia University
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Full view no.33-40 (1947:March-1948:March)
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Columbia University
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Full view no.41-43 (1948:Apr.-1949:Apr.)
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Columbia University
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Full view v.41-50(1948-1951)
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University of Illinois at Urbana-Champaign
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Full view no.44-58 yr.1949-53
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University of California
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Full view no.44 (1949:Oct.)
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Columbia University
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Full view no.45 (1950:May)
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Columbia University
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Full view no.46-48 (1950:May-1951:June)
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Columbia University
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Full view no.49-50 (1951:Aug.)
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Columbia University
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Full view no.51-58 (1952:March-June)
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Columbia University
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Full view v.51-65(1952-1953)
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University of Illinois at Urbana-Champaign
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Full view no.59-75 yr.1953-58
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University of California
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Limited (search only) no.59-76 (1953:Feb.-1962:May)
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Columbia University
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