1950

The Motorama shows grew out of Alfred P. Sloan's yearly industrial luncheons at NY's Waldorf Astoria, of which the first dates back to 1931. They were almost invariably held in conjunction with the NY Auto Show. After WW2, the first Motorama was staged again at NY's Waldorf Astoria in January 1949; it was called the "Transportation Unlimited" Autorama; between the NY venue and the Boston extension, nearly 600,000 people saw the show

The 1950 Motorama  was https://www.gmphotostore.com/prodinfo.asp?number=53216935o held in one location only,  the Waldorf Astoria. 320,583 visitors were able to admire production and concept cars including a Cadillac convertible trimmed in leopard skins.