in nine cases out of ten due to the bad hands of the driver. Horses of the disposition above described require a constant and delicate feeling of the bit. When such is not the practice, and the opportunity is furnished by a sufficiently loose rein, they will rush forward, and naturally, coming suddenly against the bit held with the vicelike grip of a heavy-handed whip, are apt to jib and plunge.
It is at times more or less of an impossibility to avoid the leader's coming back suddenly, thus leaving a certain amount of slack rein, and in such cases skilful handling shows to the best advantage. The skilled hand will drop itself naturally, catching the rush with a slight pressure at the outset, which is gradually increased to one more severe until the horse faces his bit.
On the average level road or slight down grade the leader is not expected to do any work, and must be gently restrained so that his traces hang possibly a foot below their level when extended. The leader should never be allowed to pull the wheeler along, as it is a most dangerous performance, which eight wheelers out of ten will resent by either jibbing or coming down on their knees.
The driving of tandem was practically originated by a custom on the part of some of the sportsmen in the hunting countries of taking their hunter to cover as a