midnight
And then Dick swept down close to the turnout and Sam gave three blasts on the horn , to let them know he saw them . Then the biplane and the touring car continued on the way to Plankville . News of the intended arrest had been circulated , and a crowd was in waiting at the sheriff 's office when they arrived . As it was past midnight , the hearing was a brief one , and soon the prisoners were placed behind the bars , to await the further action of the law . Then the Rovers and the girls were told they could go where they pleased so long as they agreed to appear when wanted . `` We 'll appear all right enough ! '' cried Tom .