Album of Horses.  Marguerite Henry.  Rand McNally & Company, 1951.

Creation-Evolution Controversy, The.  R. L. Wysong.  Inquiry Press, 1976.

Empire of Equus, The.  David P. Willoughby.  A. S. Barnes and Co., 1974

Encyclopedia of Horses and Ponies, The.  Tamsin Pickeral.

Horse Facts.  Susan McBane and Helen Douglas-Cooper.  Quarto Publishing plc, 1990.

Horses.  Moira Duggan.  Western Publishing Company, Inc., 1974

Horses A-Z.  Don Harper.  Thomson Gale, 2006.

Horses and Ponies.  Judith Campbell.  Grosset & Dunlap, 1971.

Magnificent Horse, The.  2005 Calendar.  Reiman Media Group, Inc., 2004.

Simon & Schuster's Guide to Horses & Ponies of the World.  Maurizio Bongianni.  Simon and Schuster/Fireside Books, 1988.

Spotter's Guide to Horses & Ponies.  Joanna Spector.  Usborne Publishing, 1979.

Young Specialist Looks At Horses, The.  Jasper Nissen.  Burke Publishing, 1963.

American Horse, The.  Barney Nagler.  Macmillan, 1966.

Classic World of Horses, The.  Robert Magee.  Arco Publishing Co.
An illustrated reference covering several aspects of the sport.

Complete Book of Horses.  Howard J. Lewis.  Random House, 1957.

History and Romance of the Horse, The.  Arthur Vernon.  Boston:  Waverly House, 1939.

Horse, The.  R. F. Meysey-Thompson.  London:  Edward Arnold, 1911.

Horse in America, The.  Robert West Howard.  Follett, 1965.

Horse in History, The.  B. Tozer.  London:  Methuen, 1908.

Horse in The West, The.  Bradley Smith.  World, 1969.

Horse of the Americas, The.  R. M. Denhardt.  University of Oklahoma Press, 1947.

Horse of the Desert, The.  W. R. Brown.  Macmillan, 1947.

Horse of Your Own, A.  M. A. Stoneridge.  Doubleday, 1968.

Horse Owner's Handbook, The.  Lloyd S. McKibbin, D.V.M.  W.B. Saunders Co.
An excellent reference book about injuries and illnesses in the horse.  Well illustrated.

Horseman's Encyclopedia, The.  M. C. Self.  Barnes, 1946.

Horses.  George Gaylord Simpson.  Doubleday, 1961.

Know about Horses:  a ready reference guide to horses, horse people and horse sports.  Harry Disston.  Devin-Adair, 1961.

Light Horse Breeds, The.  John W. Patten.  A.S. Barnes & Co., Inc.
An informative and historical reference.

Meet the Horse.  Patricia H. Johnson.  Grosset & Dunlap, 1967.

Origin and Influence of the Thoroughbred Horse, The.  W. Ridgeway.  Cambridge, England:  University Press, 1905.

Our American Horse.  D. C. Hogner.  Thomas Nelson and Sons, 1944.

Our Equine Friends.  W. Dinsmore and J. Harvey.  Horse and Mule Association of America, 1944.

Quarter Horse, The.  Walter D. Osborne.  Grosset & Dunlap, 1967.

Riding from A to Z.  Peter Churchill.  Taplinger Publishing Co.
A solid, practical horseman's guide.

Select, Buy, Train, Care for Your Own Horse.  Barbara Van Tuyl.  Grosset & Dunlap, 1967.

Showing and Ringcraft Explained.  Ronnie Mutch.  Arco Publishing Co.
An excellent practical manual.  Well illustrated.

The Horse:  A Study in Natural History.  W. H. Flower.  D. Appleton, 1892.

The Horse America Made:  the story of the American Saddle Horse.  Louis Taylor.  Harper, 1961.

Western Horse Behavior and Training.  Robert W. Miller.  Doubleday and Co., Inc.
A detailed reference for training the western horse.

Wild Horse of the West, The.  Walker D. Wyman.  Caldwell:  Caxton Printers, 1946.

Your Horse:  his selection, stabling and care.  George C. Saunders.  Van Nostrand, 1966.

"Breeds of Light Horses" by H. H. Reese.  U. S. Department of Agriculture, Farmers' Bulletin No. 952, 1918.

"Little Eohippus Not Direct Ancestor of the Horse."  Science News Letter, 60, August 25, 1951.

"The Alleged Evolution of the Horse" by F. W. Cousins.  Symposium on Creation III, Grand Rapids: Baker, 1971.

"The Ascent of Equus" by C. Stock and H. Howard.  Los Angeles County Museum Science Series, No. 8, 1944.

"The Story of the Horse" by W. H. Carter.  National Geographic Magazine, Vol. 44, 1923, pp. 455-566.

"What is dressage?" from Wikipedia.  Tryon Daily Bulletin, Vol. 78/No. 129, Monday, August 1, 2005.