Roll up windows...rotary phone...but dang, I miss the wing Windows...greatest invention for the automobile
see https://www.cartalk.com/blogs/dear-car-talk/where-have-all-vent-windows-gone
Car Talk guys said with a.c. now the companies don’t need to keep people cool by windows and also the exact aerodynamic design for fuel economy is ruined when the vents are open.
An old—great-—lost idea:
My 1967 Plymouth Valiant had a lever on the lower left that opened two interior outside air vents past your legs on the sides under the dash area. Wonderful cool breeze came through.