Looking at an antique cabinet card photograph by Carl Thiel of Duluth, Minnesota circa 1890-ish.
Video and photographs illustrate the effects of silver mirroring deterioration on the surface of two vintage photographs.
Fine art photographer Keith Dotson looks in detail at a beautiful antique tintype portrait of an unidentified man circa 1870.
Fine art photographer Keith Dotson uses a history of tax stamps on photographs to date a carte de visite portrait of a young woman from York, Pennsylvania.
A brief biography of photographer Benjamin Lochner, who operated a portrait studio in Allentown, PA in the 1800s. His photographs can be found across the Internet, and in antique stores.