1856-1857 378 Market, Philadelphia, Pennsylvania.
H. L. Dickerson was recorded on April 1, 1856 in the Photographic and fine Arts Journal (New York, New York). In an article entitled the Photographic Galleries of America. Number Two, Philadelphia. The author visited 57 Galleries in Philadelphia. Dickerson, Market St. — Daguerreotype gallery, fourth-rate artist. This artist may be able to produce good specimens, but I saw nothing to strengthen the opinion.
H. L. Dickerson is recorded in Directory of Pennsylvania Photographers 1839-1900 And Craig’s Daguerreian Registry.
 Not all first names or complete addresses were recorded in article. Craig’s Daguerreian Registry was used to assist in identification when possible first name and address were added.