Constantinople, photo studio of Abdullah Brothers (Abdullah Freres). 1890s.
Photo: 9.1 x 5.9 cm. Passe-partout: 10.2 x 6.2 cm.
The photo is pasted on the Abdullah brothers' branded passe-partout.
Owner's signatures in pencil on the reverse side.
Pavel Andreevich Shuvalov (1830-1908) was the Chief of Staff of the Guard and the Petersburg Military District (1867-1877), Lieutenant General (1873), Warsaw Governor General in 1894-1896, Ambassador to Berlin in 1885-1894.