A number in white ink appears on recto but cannot be determined. The number appears in the same location as that of the print held in the Pitt Rivers Museum in Oxford.
Page 295 of “Persia Past and Present” by A.V. Williams Jackson which was published by The Macmillan Company in London in 1906. The print is attributed to Antoin Sevruguin and titled “Tombs of the Achaemenian Kings at Naksh-i Rustam”.
A glass negative of the same image is in the Myron Bement Smith collection of Antoin Sevruguin photographs held in the Freer Gallery of Art and Arthur M. Sackler Gallery Archives. Smithsonian Institution, Washington D.C. The print was the gilf of Katherine Dennis Smith, 1973-1985 and has the reference number FSA A.4 2.12.GN.38.10. The number "171" appear in white ink on recto in what may be the hand of Antoin Sevruguin. The same number does not appear in the gelatin silver print of the same image in the Nelson collection. There is also a gelatin silver print of the same image in the Myron Bement Smith collection and the number "171" is visible but has been scratched out.
The image is reproduced on page 100 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.
A 225 mm x 165 mm gelatin silver print of this image is located in the Pitt Rivers Museum of the University of Oxford. The print has a reference number of 2008.7.24. The print has a number in white ink on recto which cannot be dertmined (possibly "171").