Over 500 Apple computers and products that span from 1977 to 2008 are going to auction next month.
The collection, one of the biggest in the world, is called "The Hanspeter Luzi Vintage Apple Archive," and belonged to Swiss Apple collector Hanspeter Luzi.
Steve Jobs (left), John Sculley (center), and Steve Wozniak unveil the new Apple II computer in San Francisco in 1984.
As a teacher, Luzi used computers as a teaching aid for his students.
Before starting his Apple collection, Luzi collected vintage sewing machines that became the foundation for the Sammlung Albrecht Mey sewing machine museum in Germany.