eight o'clock
One glance at the bulletin board , erected just outside their quarters at the aerodrome , told Tom and Jack what they were detailed for that day . It was the day following the arrival of Nellie Leroy at that particular place in France , only to find that her brother was missing -- either dead , or alive and a prisoner behind the German lines . `` Sergeant Thomas Raymond will report to headquarters at eight o'clock , to do patrol work . '' `` Sergeant Jack Parmly will report to headquarters at eight o'clock for reconnaissance with a photographer , who will be detailed . '' Thus read the bulletin board , and Tom and Jack , looking at it , nodded to one another , while Tom remarked : `` Got our work cut out for us all right . '' `` Yes , '' agreed Jack . `` Only I wish I could change places with you .