Used air guns are just like used cars. The current condition determines the price. You have not given enough information to get an estimate of value. You need to describe it. State if it is still working. Give some kind of estimate of the current condition.
Your BB rifle was made by Daisy for Sears under the JC Higgins brand name. The model number is 799.19200
$50-$100.
25-85 USD
Please list the model exactly how it appears on the rifle so we can properly identify it.
50-100
The value of a JC Higgins 22 caliber rifle model 25 depends on its condition. This gun in excellent condition is valued between 100.00 and 165.00 as of 2014.
About $150-$200, depending on condition.
25-125 usd
50-125
It has only shooter's value. There is no real collector interest.
made by Marlin for Sears 1959 to 1962
50-100 USD
depending on condition 100 bucks