"In 1900 only 4,192 passenger cars (and no trucks or buses) were built in the United States."
In 2005 there were 241,000,000 Cars registered in the US.
No one really knows how many cars are in the USA because there is no telling how many cars there are not registered.
The USA. it has more than 70 million cars on the road, not counting the ones that run, but are not registered.
374,161 FAA Registered Aircraft in USA
The Tribulations of an Amateur Photographer - 1900 was released on: USA: September 1900
There are about 250 million highway registered vehicles in the USA, not including motor cycles. There are about 800 million heavy and light vehicles on the roads worldwide today.
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Manila - 1900 was released on: USA: May 1900
Caught - 1900 was released on: USA: January 1900
In the Field - 1900 was released on: USA: March 1900
'Courier' - 1900 was released on: USA: October 1900
After Aguinaldo - 1900 was released on: USA: May 1900