Antique Real Photo Stereoview of the Mason's Hall in Bangor Maine, circa late 1860s to early 1870s. Reverse side reads in period handwriting, "Mason's Hall erected on the site of the old Dealing Tavern corner of Main & Water Sts. Bangor Maine." This appears to be a non-commercial, private photograph. No manufacturer or photographer stated. Condition: Stereoview is in good to very good condition.