nine o'clock
Friday
`` I 'll do it , '' said Watkins . He started to pace up and down . `` I 'm a little groggy myself , but I 'll take first trick . '' When they were let out of their prison box next morning -- nine o'clock Friday , by the chronograph , and they had slept another fifteen hours -- there were five of the gigantic beast-creatures waiting for them . Any hopes that Tom Watkins had had of rooting around the big hall for a way of escape died with a dejected grunt . There must be well over a ton of enemies there , with their caverned red eyes peering down at the humans . No chance to explore under those gazes .