10 o'clock
They moved south at a rapid walk . Darkness fell and still the marchers made their way through the thick trees and underbrush . The march would be a long one , so after two hours ' walking , Captain Jack slowed his men down a trifle . At 10 o'clock Captain Jack called a halt in the darkness . He glanced at his watch by the dim light of the moon , and passed the word for Jack and Captain Glenn , who approached a moment later . `` Half an hour 's march and we shall be within sight of the base , '' said Captain Jack . `` The Germans have felled trees between them and the forest proper , apparently with the idea of preventing a surprise from this direction .