The 1938 B has been made sence 1979. A special edition was made in 1995 that said 'It's a Daisy."
Daisy offers a free service to tell you more about your old Daisy. See the link below
Daisy has made about 5 different Versions of the 1938B BB rifle over the years. If you want mode information I suggest you contact Daisy. Daisy offers a FREE service to tell you more about you old Daisy. See the link below.
It's a Daisy Red Ryder made in 1979. See the link below for a free service Daisy offers to tell you more about your old Daisy.
The model 1938B came out in 1979
Made in 1979. In excellent condition it would be worth around $35
Daisy offers a service to evaluate old Daisy air guns. See the link below for more information.
If it's a Daisy Red Ryder then they have been in production since 1939 up to today. Look at the model number on the barrel. It will say something like no-111 model 40 or 1938B. This is a starting point. Then see the link below. It's Daisy's web page about answering questions about your old daisy. fill out the information and they will help you.
The best place to get an answer to your question is "Daisy." They offer a free service to tell you more about your old Daisy. The reason I am not answering this question is: You have not given any description of the current condition this rifle is in. Without more information, I can not give an estimate of value. See the link below.
the proper size
Daisy airgun offers a free service to estimate the value of old Daisy products. your best bet is to contact them for an answer. (see the link below)
In most states you must be 18 years old
This answer will be a little more complex than you think. The 1938B came out in 1979. Before that it was the model 1938 A-B. 1978 Before that it was the model 1938b Ducks Unlimited 1975. Before that it was the model1938, 1972-1978. Before that it was made in 8 variations with the model 40 Red Ryder starting in 1940-41. So there you have it.