1957 - Nevada Test Site - The entrance and base for the air intake stack of the French circular shelter are shown relatively undamaged and in operating condition after withstanding the blast of SMOKY, first nuclear detonation from a 700-foot tower.
{{Information |Description ={{en|1=Original caption: <blockquote>1957 - Nevada Test Site - The entrance and base for the air intake stack of the French circular shelter are shown relatively undamaged and in operating condition after withstanding the bl