To give you a better idea:
* Economy cars: Might have started around $1,800 - $2,500.
* Mid-size cars: Likely ranged from $2,500 - $4,000.
* Luxury cars: Could easily cost $4,000 - $6,000 or even more.
Keep in mind that these prices are unadjusted for inflation. To get a sense of their equivalent value today, you'd need to use an inflation calculator.