seven o'clock
There 's a Standard Oil tank at Corliss . Dad 'll start the gas out inside of twenty minutes -- '' `` Corliss is a good two hours ' trip by auto , my boy . It would take at least half an hour to get the message through , and another to get the gas here from the road . That means at least seven o'clock , and it would be dark before we were ready to go up . '' `` All right , '' agreed Jerry , refusing to give up . `` Suppose it does get dark : there 's such a thing as flying by night , is n't there ? All we 've got to do is to build a dozen flaring bonfires to see by -- '' `` Now you 're talking ! ''