24 AUGUST 1872, page 13

Letters To The Editor.

THE EFFICACY OF PRAYER. [TO THE EDITOR OF THE " SMIOTI,TOR.1 thank you for having opened your columns to discus- .sion upon the efficacy of Prayer, and to have so well acted as......

A Prophecy.

[TO THE EDITOR OF THE " SPEOTATOR.1 SIR,—We often hear of extraordinary instances of the memory of memorable events passing away, but the most extraordinary that has ever come......

Dr. Carpenter's Philosophical Scepticism.

C ONSIDE RING that the main purpose of Dr. Carpenter's address to the British Association last week professedly was to rebuke the overweening pretensions of some men of science,......