Atlântida Cinematográfica
From the Audiovisual Identity Database, the motion graphics museum
(1940's-Late 1960's)
Logo: TBA
Technique: Live-action.
Music/Sounds: A held note, before being joined by a bombastic brass section which segues into a blasting ending.
Availability: Seen on their films of the time, such as Carnaval Atlántida.