View of the Mausoleum of Ertugrul, father of Osman I, in Söğüt, Bithynia. Osman I was buried at the same location as his father but his remains were later transferred to Bursa, where his mausoleum stands today.
Choucout. Vue du tombeau du Sultan Aly-Osman prise de la porte d'entrée.
LABORDE, Léon Emmanuel Simon Joseph. Voyage de l'Asie Mineure par Alexandre de Laborde, Becker, Hall, et L. de Laborde, rédigé et publié par Léon de Laborde, Paris, Firmin Didot, 1838.
Söğüt / gr. Thebasion
Architecture and built environment
The Gennadius Library - The American School of Classical Studies at Athens