Museum Artifact: Tintype Photo Medallion of Woman, c. 1910s Made By: Columbia Medallion Studios / Columbia Portrait Co., 6616-6620 South Cottage Grove Ave., Chicago, IL [Woodlawn] “These beautiful photo medallions are the most artistic portraits ever produced. They are mounted on non-corrosive metal specially prepared. The portrait is burnt in, same as on porcelain, and covered with heavy celluloid, making the picture strong and imperishable, The post Columbia Medallion Studios, est. 1888 a...| Made-in-Chicago Museum