ICFA.NA.0219, Nicholas V. Artamonoff Collection, Image Collections and Fieldwork Archives, Dumbarton Oaks.

Silivri Kapı (Gate of the Pege) on the Land Walls, May 1937.

Right outside the Land Walls was the hagiasma, Zoodochos Pege (Life-giving Spring), a popular pilgrimage site for the Greek Orthodox population especially on the Friday of the Greek Easter.