Cars within a particular period mostly have the same overall design just like today. There will always be exceptions of course, however take a look at some mode

Cars within a particular period mostly have the same overall design just like today. There will always be exceptions of course, however take a look at some models from 1966 (Ad heavy site, sorry) https://www.ranker.com/list/list-of-all-cars-made-in-1966/reference https://www.ranker.com/list/list-of-all-cars-made-in-1966/re... I feel like you see one car from 1966 then notice how most cars today are similar, and use that difference.