Someone can correct me if I'm wrong. That man leaning on the hood is Robert McNamara. He was instrumental in the design of the T Bird behind him AND Secretary of Defense (61-68) micro-managing the Vietnam war as well as the war on poverty.
Well,,, https://www.jalopyjournal.com/forum/threads/single-dual-headlamp-change-over-circa-57.392164/ https://www.curbsideclassic.com/aut...-all-the-1957-cars-with-alternate-front-ends/
Quad Headlights were not legal in all states until 1958. Chrysler used a filler in 1957 for some states. History - Single & Dual Headlamp Change-Over circa. '57 | The H.A.M.B.