Rio de Janeiro (Brazil) — November 24, 1967 (1430)
Technician Ugo Battaglia, 39, and a boy, heard a high-pitched sound and saw a bright, metallic, disk-shaped object come down, hit a tree and hover, while three tall men in white cover- alls walked around. The boy later suffered severe headaches. Traces. (APRO Nov., 67)
Source: Passport to Magonia
Case: 900