What is a 16G champion Iver Johnson with choke bore barrell forged in one and uifr on trigger guard worth?

The value of a 16G Iver Johnson shotgun with a choke bore barrel and unique markings like "forged in one" and "U.I.F.R." on the trigger guard can vary significantly based on its condition, rarity, and provenance. Generally, such shotguns can range from a few hundred to over a thousand dollars. For a precise valuation, it's best to consult a firearms expert or appraiser familiar with vintage shotguns.