Used book – Stallion of the Seas, Alain Surget

Leif is Erik the Red's eldest son. Along with his entire family, he is banished from their Viking village. The reason: Sleipnir, a splendid black stallion that Erik brought back from a journey, and which the whole village covets. After a thousand dangers, the banished longships land on an unknown land: Leif and Sleipnir immediately set off on an adventure and explore a country that will later be named Greenland.