A footnote to the photograph, from the book:

To cipher the real meaning, cabbalists frequently resort to a special kind of hieroglyphics, one form of which is synthetic, whereby a word is concealed by several others. For instance, the first letters of several words are taken and assembled in one word, as in the present case in the word Melek. See Molitor, Philosophic de la Tradition. The above is a reproduction of the photograph of the inscription found on the wall of the room in Ekaterinburg where the Tsar Nicholas II and his Family were murdered, in 1918, by order of the Bolsheviks. The town was retaken from the Bolsheviks, a tew weeks after the murder, by the forces of General Denikin, at whose command an official inquest was instituted: the bodies of the Imperial Family were exhumed, etc., and a careful record of the proceedings was kept. The photograph is found in this record. The name of the town has since been changed by the Bolsheviks to Sverdlovsk, after the Jewish President, Sverdlov, of the Court which ordered the murder. The student must not be confused by the fact that in the above photograph the characters are written upside-down and from right to left. That is explained by the fact that the writer stood with his back to the wall, with his right arm stretched down, and he formed the letters from right to left, in the Hebrew manner