What is the value of an Iver Johnson Sidewinder .22 lr .22 mag revolver?

The value of an Iver Johnson Sidewinder .22 LR/.22 Mag revolver typically ranges from $150 to $400, depending on its condition, age, and whether it includes original packaging or accessories. Factors like rarity and demand can also influence its market price. For an accurate valuation, it's best to consult recent sales data or an appraiser familiar with vintage firearms.