Media Production Unit, Beckenham.(i.e. Wellcome company labs.) Digesting horse protein in vats in the large scale production of media.

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: Media Production Unit, Beckenham.(i.e. Wellcome company labs.) Digesting horse protein in vats in the large scale production of media. Wellcome Collection. Source: Wellcome Collection.