The number "1654" in white ink on recto in what may be the hand of Antoin Sevruguin. The same number appears in the same location in a gelatin silver print and glass negative of the same image held in the Freer Gallery of Art and Arthur M. Sackler Gallery Archives.
Page 305 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 “First Tomb at Naksh-I Rustam (possibly that of Xerxes)”.
A gelatin silver print and a glass negative of this image is in the Myron Bement Smith collection of Antoin Sevruguin photographs located in the Freer Gallery of Art and Arthur M. Sackler Gallery Archives, Smithsonian Institution, Washington D.C. The print and negative were gifts of Katherine Dennis Smith, 1973-1985. The gelatin silver print has a reference number of FSA A.4 2.12.Sm.09, whilst the reference number for the glass negative is FSA A.4 2.12.GN.40.10.