For such a spectator the aura would of course contain only astral ihatter, and would therefore be a simpler object of study. He would see, however, that this astral matter not only surrounded the physical body,but interpenetrated it, and that within the periphery of \hat body it was much more densely aggregated than in that part of the aura which lay outside it. Possibly this may be due to the attraction of the large amount of dense astral matter which is gathered together there as the counterpart of the cellsbf the physical body; but however that may be, the fact is undoubted that