Antique Appraisal 2026 To Be Determined No Antique Appraisal in December 2025 The final Antique Appraisal for 2025 was on Wednesday, November 19, 2025, 12PM-3PM. EVENT DETAILS: Register before 2:30PM in person. Bring your antique/collectible item for a free appraisal to the St. Louis County Depot at 506 West Michigan Street, Duluth, Minnesota. The St. Louis County Historical Society has arranged for Denny Mager of Northern Specialty, an expert in antique appraisal, to be at y