http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
1 videocassette, (52 min.) : sound, color ; 1/2 in.
Standardizing precious metals in coins stimulated trade from Greece to Persia, leading to the development of large commercial centers. Increased world-wide trade led to investigations into the nature of magnetism, electricity, radar and to the atomic bomb.
British Broadcasting Corporation and Time-Life Films ; produced by Mick Jackson and David Kennard ; written by James Burke.
Videocassette release of the 1978 production.
Photography, David Feig and Tony Pierce-Roberts ; editor, Paul Carter ; narrator, James Burke.