ten
o'clock
You can come or not . '' He cleared away the hot surface alkali , spread out his blanket , and slept until the next day 's heat aroused him . His water was so low that he dared not make coffee now , and so breakfasted without it . Until ten o'clock he tramped forward , then camped again in the shade of one of the rare rock ledges , and `` lay up '' during the heat of the day . By five o'clock he was once more on the march . He travelled on for the greater part of that night , stopping only once towards three in the morning to water the mule from the canteen . Again the red-hot day burned up over the horizon .