KopjeDemidov, Grigorij Alksandrovič gebruikt in: Integrated Authority File (GND), Germany
Demidov, Grigorij Alksandrovič gebruikt in: HANS, SUB Göttingen (Germany)
NaamsvariantDemidov, Grigorij
Григорий ÐлекÑандрович Демидов (1765-1827) [Миниатюра / This image is available from the New York Public Library's Digital Library under the digital ID 1230911: digitalgallery.nypl.org → digitalcollections.nypl.org -- Public domain -- http://commons.wikimedia.org/wiki/File:Grigory Demidov.jpg]