Photo by I. I. Voino-Oranskii, St. Petersburg, Russia, 1900 6.3 х 10.8 cm Ivan Yakovlevich SABLUKOV was a graduate of St. Petersburg Forestry Institute (?) and a titular councillor. Since 1916, served as the 1st Degree Forest Ranger in the Vologda Governate. C4789 SABLUKOV, I. Ya. (Саблуков И.Я.)