midnight
`` We 'll give them the race of their lives yet , '' observed Tom , as he studied the map and the speedometer alternately . `` We surely will , '' said his companion . And both of them clicked their teeth in a way which boded no good for the rival craft ahead . Shortly before midnight they crossed the equator for the second time since they had left Panama . But , rolled in their comfortable hammocks and sound asleep , with Grandpa , the monkey , blinking drowsily in a corner nearby , neither Bob nor Paul was conscious of the fact . Paul was awakened the next morning by feeling a gentle tug at his nose . Unused to such a summons as this , he opened his eyes with a start .