Thorley's horse and cattle spice is now creating such a sensation throughout the world, that all practical horse-keepers, flock-masters & cattle-feeders are pronouncing it the greatest discovery of the nineteenth century / Joseph Thorley.

Licence: Public Domain Mark

Credit: Thorley's horse and cattle spice is now creating such a sensation throughout the world, that all practical horse-keepers, flock-masters & cattle-feeders are pronouncing it the greatest discovery of the nineteenth century / Joseph Thorley. Source: Wellcome Collection.