Rarus, [290].
Rearing, [99-101].
Registry of saddle-horses, [16-17].
Regulus, [285].
Reins, adjustment of, in driving pair, [340-344].
Lengthening, in driving pair, [338], [348-351].
Method of holding, for—
Four-in-hand, [370-377].
One horse, [321-326].