Aimé Dupont (6 December 1841 – 16 February 1900) was a Belgian-born American sculptor and photographer who was best known for his pictures of opera singers when he was the official photographer for the Metropolitan Opera in New York City.

Anton Seidl (7 May 1850 – 28 March 1898) was a Hungarian conductor, best known for his association with the Metropolitan Opera in New York City and the New York Philharmonic.

This is a beautiful example of Goupil’s photogravure process.