What is the value of a JC Higgins 22 caliber pneumatic pellet pistol 1934?

What model what is the sears code and model JC Higgins was a Sears & roebuck brand name They sold guns with this name brand from 1946 to to 1962 depending on the sears code it was made some were in that time period .With out the Sears code no. there is no way to determine value