Chemist and teacher (1821–1871) who edited the Dictionary of Chemistry. Original 2.25 x 3.5 carte-de-visite photo by Mayall of London, signed in the lower border in black ink, ”Sheridan Muspratt,” and also inscribed on the reverse, “To Mr. Sergeant Simon with Dr. Muspratt’s best regards and good wishes—1864.” Trimmed top edge and some light soiling and pencil notations to reverse, otherwise fine condition. RR Auction COA.