The ''American Stud Book'' is the stud book for the

Thoroughbred The Thoroughbred is a list of horse breeds, horse breed developed for Thoroughbred racing, horse racing. Although the word ''thoroughbred'' is sometimes used to refer to any breed of purebred horse, it technically refers only to the Thorough ...

horse in the

United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...

. It was founded by Sanders Bruce, with assistance from his brother B. G. Bruce in 1868.Montgomery ''Thoroughbred'' p. 162 In 1896, the

Jockey Club The Jockey Club is the largest commercial horse racing organisation in the United Kingdom. It owns 15 of Britain's famous racecourses, including Aintree Racecourse, Aintree, Cheltenham Racecourse, Cheltenham, Epsom Downs Racecourse, Epsom ...

bought out Bruce and assumed publication of the book, which it has continued to the present.Montgomery ''Thoroughbred'' p. 174 The ''American Stud Book'' was first published, as volume one, in 1868, covering the first part of the alphabet from A to K. In 1873, a revised volume one and a second volume were published, with the new volume one covering A through L.Harrison ''Background of the American Stud Book'' pp. 56-57 Bruce continued publishing the volumes, but a fire in his offices right before volume five was published put him in financial difficulty, and he then entered into a legal fight with The Jockey Club over the right to publish the ''American Stud Book'', which was finally settled in 1896 when The Jockey Club bought the ''American Stud Book'' from Bruce for $35,000.Harrison ''Background of the American Stud Book'' pp. 58-59 Currently the ''American Stud Book'' includes all Thoroughbred horses foaled in the United States,

Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...

, and

Puerto Rico ; abbreviated PR), officially the Commonwealth of Puerto Rico, is a Government of Puerto Rico, self-governing Caribbean Geography of Puerto Rico, archipelago and island organized as an Territories of the United States, unincorporated territo ...

. It also includes any Thoroughbreds imported into those places from other countries, as long as those countries' Thoroughbred stud books are approved by The Jockey Club.The Jockey Club
The American Stud Book Principal Rules and Requirements
''About the Registry''

Citations

References

* * * {{short description, Stub book for the American Thoroughbred horse breed Horse racing organizations in the United States Horse breed registries