The Invisible Industry, livre audio

The Invisible Industry is the history of how trade shows started in the USA.
Beginning with World Fairs, the concept of trade shows evolved worldwide.
Trade shows unfolded in the USA in 1900 and evolved to represent a $1.6 trillion industry.
Since most trade show are private events, they do not advertise publicly-thus The Invisible Industry.
Starting with the inventors and inventions introduced at World Fairs, trade shows evolved for
every specific industry. Face to face marketing has grown to be a valuable marketing tool.
Hear how it all started!