To William Percival, veterinary surgeon, for improvements in the construction and application of shoes, without nails, to the feet of horses and certain other animals. Dated January 19m 1828
"To William Percival, veterinary surgeon, for improvements in the construction and application of shoes, without nails, to the feet of horses and certain other animals. Dated January 19m 1828." Journal of the Franklin Institute 7.6 (1829) 403-405