ten
o'clock
By the time the Doctor and Tom with the rest of the men had arrived , Burton had explored the cave as far as the rope-ladder without any further encounter . Two men were left at the entrance of the cave with the prisoner , another was stationed at the foot of the ladder and two more at the top , and a man was left at each of the side passages opening from the main gallery . `` Now , Doctor , '' said Burton , when he had led the party some distance into the cave beyond the ladder , `` will you remain here with the men whilst Tom goes with me to try and discover where Appoyas and his gang are , and how many we have to deal with ? They have some special work on at ten o'clock in what they call the Temple of Atlas , and I do n't know where it is . If you hear me whistle , then light your lamps and come on as quickly as possible . Now quietly , Tom , '' and they went ahead . `` She -- e -- e! See , there 's a light .