Distant Voices

Traces the connection between medieval advances in the science of warfare, the discovery of large silver deposits in Czechoslovakia, the discovery of natural laws, and the invention of modern telecommunications.

Related films

Sources

  1. A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, year, creator, length, format, description
  2. 16mm Filmography (legacy record) — sound, catalog record