50 years ago in Expo history: Just 'a trade fair put on by a bunch of merchants'? An environmental speaker's hot take stirred rebuke

50 years ago in Expo history: Just 'a trade fair put on by a bunch of merchants'? An environmental speaker's hot take stirred rebuke

spokesman.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from spokesman.com Daily Mail and Mail on Sunday newspapers.