La PrimeraBy: Ian Tyson Illustrator: Adeline Halvorson Ian Tyson's classic song, beautifully illustrated for horse loving youngsters everywhere The story of the wild mustang in North America is the subject of La Primera, a song written and performed by Canadian folk singer and horse afficionado, Ian Tyson. And it is the subject of this handsome picture book with paintings by equine artist Adeline Halvorson. In 1493, the first Spanish horses were loaded onto a