Need help establishing where used

[Ray Bergeson]

I need help in finding where and when this propeller was originally used and current value.

I would like to sell it but I have not been able to find any reference to "DES 7204".

It is in excellent condition.

Tip to tip dimension ---- 72” (6 ft)
Bolt pattern----6
Bolt hole dia----3/8”
Shaft hole dia----2 3/16”
DES 7204
SER 45387
HP 65
RPM 2350
Other marks on reverse side of hub----5897 30
80 (50?)
SENSENICH