Soul, [87], [88], [89].

Spectrum analysis, [24], [68].

Spencer, Herbert, [32], [33], [47], [49].

Spiritual environment, [93], [104].

Stokes, Sir G. G., [24], [37], [45].

Subconsciousness, [91], [92].

Suffering, Divinely shared, [67], [105].

Sulman, H. L., [74], [75].

Supernatural, The, [99], [100].

Survival:
after death, [89-92], [95].
of the fittest, [24], [25].