The numbers "236" and "1653" appear on recto in white ink in what may be the hand of Antoin Sevruguin. Antoin Sevruguin is in the foreground of the photograph.
The image is reproduced on page 103 of "The eye of the Shah Qajar court photography and the Persian past" published by the Institute for the study of the ancient world at New York University in 2015. The photograph forms part of the Azita Bina and Elmar W. Seibel collection. The number "1653" is visible on the photograph in the same location as the gelatin silver print in the Nelson collection.