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Creator Personal Names
Barnett, H. L. (Horace Leslie), 1909-
Remove constraint Creator Personal Names: Barnett, H. L. (Horace Leslie), 1909-
Creator Personal Names
Krause, R. F. (Reginald Frederick), 1912-
Remove constraint Creator Personal Names: Krause, R. F. (Reginald Frederick), 1912-
Creator Personal Names
Lotspeich, F. J.
Remove constraint Creator Personal Names: Lotspeich, F. J.
Subject Topical
Carotenes--Production.
Remove constraint Subject Topical: Carotenes--Production.
Subject Topical
Phycomyces blakesleeanus.
Remove constraint Subject Topical: Phycomyces blakesleeanus.
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