View Original: | Distillation column used to isolate niacin by Prof. Conrad Elvehjem, University of Wisconsin College of Agriculture, c. 1937 - Wisconsin Historical Museum - DSC03373.JPG (3648x5472) | |||
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Keywords: Distillation column used to isolate niacin by Prof. Conrad Elvehjem, University of Wisconsin College of Agriculture, c. 1937 - Wisconsin Historical Museum - DSC03373.JPG en Exhibit in the Wisconsin Historical Museum Madison Wisconsin USA This item is old enough so that it is in the public domain Photography was permitted in the museum without restriction 2013-07-24 11 41 52 own Daderot cc-zero Innovations in the Wisconsin Historical Museum Uploaded with UploadWizard Conrad Elvehjem |