What is the value of a 20 gauge Ithaca hammerless double barrel side by side serial 205315 marked smokeless powder steel and bird dog on point engraved on each side?

The value of a 20 gauge Ithaca hammerless double barrel side by side shotgun, particularly with serial number 205315 and engraved with "smokeless powder steel" and "bird dog on point," can vary significantly based on its condition, originality, and market demand. Generally, prices for such shotguns can range from $800 to over $2,000. For a more accurate valuation, it’s recommended to consult a firearms appraiser or check recent sales of comparable models.