National Geographic : 1947 Sep
"Camp Eclipse" Occupied a 12-acre Clearing in Scrub Forest on a Rolling Plateau inBrazil's Interior Pyramidal Army tents served as living and working quarters (page 292). The building at left housed the mess hall andkitchen. Water tank on atower isat extreme left. Eclipse observation area, with some instruments in place, is to right of center. Open grasslands minglewith the woods inthe distance.