Oxford Sandy-and-Black (Original)

References

A History of the OSB. Oxford Sandy and Black Pig Foundation Charity. (2025, April 15). https://oxfordsandyblackpiggroup.org/a-history-of-the-osb/

Dohner, J. V. (2001). The Encyclopedia of Historic and Endangered Livestock and Poultry Breeds. New Haven, CT: Yale University Press.

Porter, V., & Mason, I. L. (2002). Mason’s World Dictionary of Livestock Breeds, Types and Varieties (5th ed.). Wallingford, Oxfordshire, UK: CABI Publishing.

Porter, V., Alderson, L., Hall, S. J. G., & Sponenberg, D. P. (2016). Mason’s World Encyclopedia of Livestock Breeds and Breeding: 2 Volume Pack (1st ed.). Wallingford, Oxfordshire, UK: CABI.