Dr. G.I. Jones, assoziierter Chemiker, führt Tests zur Bestimmung des ...
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Parke, Davis and Company, produzierende Chemiker, Detroit, Michigan. Ü...
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Im Hafen von Astoria, Oregon. Der Schienen- und Wasserverkehr konzentr...
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J.D. Ponting, Juniorchemiker in der Abteilung Rohstoffverarbeitung, fü...
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Parke, Davis and Company, produzierende Chemiker, Detroit, Michigan. W...
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Parke, Davis and Company, produzierende Chemiker, Detroit, Michigan. D...
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Familie Herbster bekommt ausgewogene Mahlzeiten. Frau Herbster plant, ...
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Parke, Davis and Company, produzierende Chemiker, Detroit, Michigan. C...
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Hoffmann-LaRoche, Nutley, New Jersey. Vitamin C Verpackungsraum I
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Hoffmann-LaRoche, Nutley, New Jersey. Vitamin C Verpackungsraum II
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Albany, Kalifornien. Im regionalen Forschungslabor des Landwirtschafts...
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Parke, Davis and Company, produzierende Chemiker, Detroit, Michigan. E...
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Fischteile (Köpfe, Schwänze), die gekocht werden, um Öl zu gewinnen, d...
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Hoffmann-LaRoche, Nutley, New Jersey. Vitamin-B2-Packraum
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Familie Herbster bekommt ausgewogene Mahlzeiten. Frau Herbster plant, ...
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Das Wiegen der weißen Ratte als Teil des Verfahrens bei der Bio-Assay-...
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Fütterung weißer Ratten mit vitaminreicher Lösung aus dehydrierten Eie...
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Parke, Davis and Company, produzierende Chemiker, Detroit, Michigan. W...
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Familie Herbster bekommt ausgewogene Mahlzeiten. Frau Herbster plant, ...
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Dr. G.I. Jones, assoziierter Chemiker, führt Tests zur Bestimmung des ...
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Fütterung weißer Ratten mit vitaminreicher Lösung aus dehydrierten Eie...
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Dr. G.I. Jones, assoziierter Chemiker, wiegt eine Probe getrockneten G...
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J.D. Ponting, Juniorchemiker in der Abteilung Rohstoffverarbeitung, fü...
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Familie Herbster bekommt ausgewogene Mahlzeiten. Frau Herbster plant, ...
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Pipettierlösung im Vitaminbestimmungstest an getrocknetem Gemüse. Regi...
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Dr. G.I. Jones, assoziierter Chemiker, führt Tests zur Bestimmung des ...
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Vorbereitung der Proben zur Bestimmung von Vitamin C. Regionales landw...
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Parke, Davis and Company, produzierende Chemiker, Detroit, Michigan. H...
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Parke, Davis and Company, produzierende Chemiker, Detroit, Michigan. E...
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Parke, Davis and Company, produzierende Chemiker, Detroit, Michigan. V...
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Entnahme einer Probe zur Titrierung des Vitamingehalts. Regionales lan...
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Filterlösung in Vitaminbestimmungstests im regionalen landwirtschaftli...
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Albany, Kalifornien. Arbeiter entfernen einen Behälter mit gehacktem, ...
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Dr. G.I. Jones, assoziierter Chemiker, führt Tests zur Bestimmung des ...
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Hoffmann-LaRoche, Nutley, New Jersey. Vitaminlagerraum
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Fütterung weißer Ratten mit vitaminreicher Lösung aus dehydrierten Eie...
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Parke, Davis and Company, produzierende Chemiker, Detroit, Michigan. C...
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Weitere Informationen über die FSA / OWI-Sammlung finden Sie unter htt...
Fischöl läuft in Behälter der Columbia River Packing Association, Astoria, Oregon. Das Fischöl ist reich an Vitamin A und wird in Lachs- und Vitaminkonserven verwendet. Titel und andere Informationen aus der Bi... Mehr
Fischöl läuft in Behälter der Columbia River Packing Association, Asto...
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Parke, Davis and Company, produzierende Chemiker, Detroit, Michigan. V...
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Parke, Davis and Company, produzierende Chemiker, Detroit, Michigan. Ü...
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