WBallot was an American two-time Champion Thoroughbred racehorse and damsire of the very important sire, Bull Lea.
WGlass Doll was a British Thoroughbred racehorse and broodmare. She showed little ability as a two-year-old, winning one minor race from five starts. On her three-year-old debut however, she produced a strong late run to take the Epsom Oaks at odds of 25/1, much to the surprise of her owner and trainer. She never won again and was retired from racing at the end of the year. She had some influence as a broodmare through the descendants of her daughter Ocean Light.
WPeter Pan (1904–1933) was an American Thoroughbred racehorse and sire, bred and raced by prominent horseman, James R. Keene. As winner of the Belmont Stakes, the Brooklyn Derby and the Brighton Handicap, he was later inducted into the National Museum of Racing and Hall of Fame. His progeny included many famous American racehorses, including several winners of the Kentucky Derby and the Preakness Stakes.
WPink Star was an American Thoroughbred racehorse and was the winner of the 1907 Kentucky Derby. He was a grandson of 1883 Kentucky Derby winner Leonatus and his sire, Pink Coat, was an American Derby winner.
WSlieve Gallion (1904–1926) was a British Thoroughbred racehorse and sire. In a career that lasted from May 1906 to June 1907 he ran eight times and won six races. He was one of the leading British two-year-olds of 1906 when his wins included the Champagne Stakes at Doncaster. The following spring he became a Classic winner by taking the 2000 Guineas but finished third when favourite for The Derby. After winning his only subsequent race he was sold and exported to stand as a stallion in Hungary.
WWitch Elm (1904–1923) was a Thoroughbred racehorse owned by the William Hall Walker and trained by Jack Robinson. She was a daughter of Orme, who won the Eclipse Stakes twice and her dam was Cannie Lass, who was a daughter of Ayrshire.
WWool Winder, also known as Woolwinder, was a British-bred and raced Thoroughbred racehorse that won the 1907 St. Leger Stakes. Wool Winder excelled as a three-year-old but suffered from health problems in his later career, running rarely in 1908 and 1909. Sold and exported to Austria-Hungary in 1909, he became a successful sire of winners in the 1910s and 1920s before his death of an intestinal infection in 1928.