10 a.m.
Shortly after a bugle call the following order was posted in the general mess hall for all concerned to read . `` Members of Bombing Squadron No . - will carry out the following order . 10 a.m. , 12 midnight , 2 a.m. are the respective times to start . At each time three machines , each carrying eight 25 pound bombs , will bomb respectively R ----- , C ------ , L ------ . Secrecy is imperative . Each member of the three squads thus assigned will be ready at Hangars No .