midnight
Sounds of revelry , broken now and then by the lowing of the cattle , were constant . In due time the moon rose and with its coming the cowboys grew impatient . The ranchmen , however , refused to move till no sound from the raiders could be heard . `` It 's midnight , '' announced Mr. Wilder , looking at his watch . `` They must be asleep , by this time . We 'll chance it , anyhow . Careful , every one .