Photo 75
Erbgrossherzog Friedrich August von Oldenburg (1852-1931).
Friedrich August von Oldenburg was the son of Grossherzog Peter von Oldenburg and Elisabeth of Sachsen-Altenburg.
In 1878 he married Elisabeth Anne von Preussen. After her death he married in 1896 Prinzessin Elisabeth Alexandrine zu Mecklenburg (1869-1955).
Photographer unknown.