It all depends on the current condition of the rifle
What condition is the Daisy in? This will determine the value.
No estimate of value can be set without more information about the pistol. Is it still working? what condition is it in? None of this is stated in the Question. So here is a suggestion. Daisy offers a service to estimate the value of daisy air guns and it's free. see the link below.
How much is a daisy churn with the patented date of Dec 18, 1917.
What Condition is it in? That determines the value.
What condition is it in
What condition is it in...
It's worth between $40 - $50 (Bluebook of airguns).
Your best answer should come from Daisy. Daisy offers a free service to answer questions about old Daisy airguns see the link below.
The Daisy model 1938-B was new in 1979. In like now condition it is worth $40 ( Bluebook of airguns)
it would be worth somewhere in the range of $60 to $80
It would be worth between $45 and $70 dollars