Observation post top "dormitory" being constructed from ironstone early in September. On the left hand post is the "Robot" camera, on the other Bazooka. In the background is the wind-swept mobile darkroom. Ironstone "dormitory" in process of construction at the top of the observation post for photographers, who were then (Sept. 11) preparing to take up their vigils there. It is to be 14ft. by 6ft. by 4ft. high. On the left-hand post is the "Robot," and on the next the "Bazooka" (covered). Backgr