Fatigue, as muscular sensation, [46], [172];
as sense-feeling, [172];
not an index of inefficiency, [172];
disadvantage of, in psychological observation, [172];
no single test of, [172] f.;
mental and muscular, probably the same, [173].
Feeling, simple, as pleasant and unpleasant, [79], [81] f., [83];
relation of, to sensation, [79] f., [87] f.;
method of observing, [80];
opposition of, [80] f.;