The cockpit in the 747 underwent two significant upgrades, in the 747-400 and later, the 747-8. The Boeing 747 cockpit evolved from analog gauges to glass screens like the 747-400's CRTs.

But 50 years on the classic design was being replaced by less gas-guzzling aircraft. Aviation enthusiast Dan Chang and two friends rescued an original BA 747 cockpit and an entire upper deck busin ...