about ten o’clock
He alluded to Michael Strogoff . In the meantime , on glided the raft among the masses of ice which were gradually getting closer and closer together . Up till then , no Tartar detachment had been seen , which showed that the raft was not abreast of the outposts . At about ten o'clock , however , Harry Blount caught sight of a number of black objects moving on the ice blocks . Springing from one to the other , they rapidly approached . `` Tartars ! '' he thought .