Even South Carolina requires mufflers on all cars
to decrease exhaust noise
Mufflers are used on cars because if they have one that makes their pipes loud then everyone will think that they have a big engine under the hood and actually they could have just a lil 4 cyl. Another thing why people put mufflers on there cars is because it gets rid of the nasty fuems that comes out of the engine.
Not if they did not come from the factory with seat belts. If they came form the factory with seat belts you are required to wear them.
Catalytic Convertor?
If the vehicle came equipped from the factory with belts it has to have them.
If it came with one when it left the factory, yes.
If they came with one when they left the factory, yes. I suspect yours did have one.
no *Correction - Reduced back pressure does usually result in more horsepower. Some cars run with resonators rather than mufflers which reduces the noise without as much back pressure, thereby increasing horsepower.
192 cars per day
You can order reproduction white wall tires. The "white wall" came that way from the factory on many older model cars.
In 1896, 13 Dureyas cars were made in a factory in Springfield, Mass. These were the very first examples of mass-produced cars.