1847 192 Broadway, corner of John Street, New York, New York.
Watson was recorded in one advertisement that ran from September 23 to 29, 1847 in the New York Daily Tribune (New York, New York). Daguerreotype. Voightlander’s tubes of all sizes; plates, cases, chemicals, and apparatus of superior quality for sale at Watson’s Daguerreotype Depot, 192 Broadway, corner of John st.
Mr. W. has recently made some great improvements of the art, by which likenesses are produced unsurpassed in this or any other country.
Watson is not recorded in other photographic directories. Having looked at the1846/1847; 1847/1848 and the 1848/1849 New York City Directories no listing for Watson as a daguerreotypist, supplier of daguerreotype materials appeared, nor did the 192 Broadway address appear or anything close to the address as a business or residence.