O Progresso Das Comunicações.

Copyright

Complete catalog record
O PROGRESSO DAS COMUNICAÇÕES. Encyclopaedia Britannica Films, Inc., c1947. 1 reel, sd., b&w, 16mm. Portuguese version of "The Development of Communication." © Encyclopaedia Britannica Films, Inc.; 10Mar47; MP1840.

Sources

  1. 16mm Filmography (legacy record) — title, year, length, format, color, sound, catalog record, copyright