As the law of left it optional with the lords of capital during the hours, from a.m. to .m., to make every young person, and every child begin, break off, resume, or end his or hours at any moment they liked, and also permitted them to assign to different persons, different times for meals, these gentlemen soon discovered a new system of relays, by which the labour horses were not changed at fixed stations, but were constantly re harnessed at changing stations.