He mentions about that here : https://www.ge.com/news/reports/try-this-at-home-this-kid-built-an-incredibly-detailed-model-of-a-boeing-777-from-cut-up-paper-fol

He mentions about that here : https://www.ge.com/news/reports/try-this-at-home-this-kid-built-an-incredibly-detailed-model-of-a-boeing-777-from-cut-up-paper-folders https://www.ge.com/news/reports/try-this-at-home-this-kid-bu... "I also happened to find the highly-detailed Air India seat map online, which made it easier to design the interior."