that a quarrel between the two factions seemed imminent.
The girl was given but brief opportunity for further observation of the pitiful creatures in the enclosure as her captor, after having directed the others to return to the fields, led her toward the tower, which they entered, passing into an apartment about ten feet wide and twenty long, in one end of which was a stairway leading to an upper level and in the other an opening to a similar stairway leading downward. The chamber, though on a level with the ground, was brilliantly lighted by windows in its inner wall, the light coming from a circular court in the center of the tower. The walls of this court appeared to be faced with what resembled glazed, white tile and the whole interior of it was flooded with dazzling light, a fact which immediately explained to the girl the purpose of the glass prisms of which the domes were constructed. The stairways themselves were sufficient to cause remark, since in nearly all Barsoomian architecture inclined runways are utilized for purposes of communication between different levels, and especially is this true of the more ancient forms and of those of remote districts where fewer changes have come to alter the customs of antiquity.
Down the stairway her captor led Tara of Helium. Down and down through chambers still lighted from the brilliant well. Occasionally they
