Scope and Contents From the Collection: The collection primarily consists of research by Ted F. Jackson, D.V.M., and Frederic Halbert into dairy cattle that were fed polybrominated biphenyl (PBB)- contaminated food, and the publication of their article in the Journal of American Veterinary Medical Association in 1974. The collection also contains Jackson's Doctor of Veterinary Medicine diploma (1944), a Registered Veterinarian certificate from the State of Michigan (1954), and slides and photographs of his veterinary practice. A...