A 1976 check signed by Steve Jobs to Radio Shack is set to fetch more than $20,000 at an auction

Apple cofounder Steve Jobs.

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• A 1976 check to Radio Shack signed by Steve Jobs is expected to sell for more than $20,000.
• Jobs famously did not give autographs, and a letter from him saying so sold for nearly $500,000.
• Radio Shack is intertwined with Apple's creation story, per Jobs' biography.

A check signed by Steve Jobs to Radio Shack for $4.01 is set to fetch more than $20,000 at an auction.

Apple was founded in April 1976...