midnight
But , you see , I must have a hiding place from which the airship can be brought out with speed and returned in the same way . '' `` To dodge out and in ? Yes , I comprehend . '' The two dwelt over the maps and plans until ; Leroy and Jimmie came romping in to report that all was quiet at the machine , and that Mike was to remain on guard until midnight , when Jimmie was to relieve him . Then Pedro went out in the city to listen to such talk of the strange airship as was floating about the streets . He was back in a couple of hours with the information that the airship had not landed in the city , and that it had never been seen there before . `` It seems to me , '' Ned said after the Indian ceased speaking , `` that now is our time .