The New Encyclopaedia Britannica, Volume 29

achieved activity actors appear applied audience became become building called century colour combined communications continued countries court critical device direction drama drugs early effect electrical electrons energy engine equilibrium established example fabrics fibres field Figure given heat important increased industry Italy known later less light living major material means measure mechanical ment method nature operation organization original passed pattern performance period picture play possible practice present pressure problems production properties radio range receiver region relation remained result scanning side signal single social space species stage success teachers techniques telegraph television temperature theatre tion transmission transmitted United usually wide yarns