Expo 74, This 160-page program is the official guidebook and souvenir of the 1974 World's Fair in Spokane, Washington. It contains information on the exhibitors,musicians, comedians and international celebrities. schedules, maps, and other useful details for attendees. It is a great collectible for those interested in historical memorabilia and world fair collectibles. The program is a piece of history that captures the spirit of the 1974 World's Fair in Spokane, Washington.