* 1939 Cadillac Series 61: $20,000 to $40,000
* 1939 Cadillac Series 75: $25,000 to $50,000
* 1939 Cadillac Series 90: $30,000 to $60,000
Please note that these are just general ranges, and the actual value of a particular car may be higher or lower depending on the specific circumstances. It is recommended to consult with an expert or car enthusiast to get a more accurate estimate of the value of a specific 1939 Cadillac.