Nelson's patent opaque gelatine : jelly is made with the greatest facility in a few minutes, possessing the whole of the nutriment, without the impurities of the calves' feet / George Nelson.

Licence: Public Domain Mark

Credit: Nelson's patent opaque gelatine : jelly is made with the greatest facility in a few minutes, possessing the whole of the nutriment, without the impurities of the calves' feet / George Nelson. Source: Wellcome Collection.