Learn your vitamin A.B.C and D / presented by Crookes Laboratories Ltd.

  • Crookes Laboratories.
Date:
[between 1930 and 1939?]
Catalogue details

Licence: Public Domain Mark

Credit: Learn your vitamin A.B.C and D / presented by Crookes Laboratories Ltd. Source: Wellcome Collection.

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    represents average daily adult needs. The proportion of these needs suppli: ous help-— ings of different fo. yds is shown | below. An asterisk indicates that the food supplies more than the daily re
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