The Golden Age of Travel was extravagant in every way. Legroom was plenty. Flight attendants donned knee-high boots and dresses designed by Pierre Cardin and Dior. And the food! Sunday roast, charcuterie boards, fruit platters, lobsters, dessert carts, free-flowing champagne and cigars—it was nothing short of a gourmet restaurant meal, but in the skies—at 30,000ft.