R. H. means Right Hand;
L. H. Left Hand;
U. E. Upper Entrance;
R. H. C. Enters through the Centre from the Right Hand;
L. H. C. Enters through the Centre from the Left Hand.
RELATIVE POSITIONS OF THE PERFORMERS WHEN ON THE STAGE.
R. means on the Right side of the Stage;
L. on the Left side of the Stage;
C. Centre of the Stage;
R. C. Right Centre of the Stage;
L. C. Left Centre of the Stage.
The reader is supposed to be on the Stage, facing the audience.