1852-1853 177 Broadway, New York, New York. 1853 407 Broadway, New York, New York.
Charles Mendham was recorded in three advertisements in The New York Herald (New York, New York). The first advertisement appeared on April 29, 1852. To Daguerreotypers.—Wanted, A First class Operator. Apply to Powelson & Mendham, Daguerreotype Artists, 177 Broadway, from 8 to 12 o’clock in the morning.
The second advertisement ran on March 1 & 2, 1853. Card.—B. F. Powelson Hereby Gives Notice, that he is no longer interested in the daguerrean gallery known under the firm of Powelson & Mendham. He can now be found at Harrison’s rooms, No. 123 Broadway, where he will be happy to see his friends and well wishers. A first rate picture guaranteed.
The third advertisement appeared on April 30, 1853. For Sale.—A Copper Boiler, Which Holds thirty gallons, also a furnace belonging to it; a new candle mould, middling sixes size, for sale. Apply to Charles Mendham, daguerrean room  or 407 Broadway.
Charles Mendham is listed in Craig’s Daguerreian Registry as being active in 1853-1854 at 407 Broadway. and the partnership of Mendham & Powelson as being active in New York city in the mid-1850’s.