Buick Roadmaster for 1947. Stretching the front fenders on through to the rear ones gave it a unique and dramatic look. Buick introduced the "air-foil"fender look in 1942 and continued it again from 1946-48.
Popular Science editorial staff, Evertybody's Radio Manual, Grosset and Dunlop, 1942
Fig 48.The blotter is prepared by soaking in salt water with a few drops of phenolphtalein added, Did everyone have these chemicals just lying around back then?