Interior of the observatory in Chateau Montfaucon, illustrating the construction of a telescope and concrete reinforcement. This room was used by the Crown Prince to observe the Battle of Verdun, which was located 25 kilometers away. The photograph was taken on October 2, 1918, by Sears of the No date of issue or censorship is specified.

---

Size: 8405px × 5636px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., ..., activities, allied, american, architecture, archive, artifact, battle, censor, chateau, command, communication, concrete, construction, crown, dept., document, dun, equipment, european, expeditionary, force, forces, france, headquarters, historic, historical, infrastructure, intelligence, interior, location, , meuse, military, montfaucon, obser, observation, observatory, photography, photojournalism, post, prince, princes, reinforcement, room, sears, strategic, strategy, surveillance, technology, telescope, theater, trench, ver-, verdun, war, warfare, wartime, world