ICFA.NA.0164, Nicholas V. Artamonoff Collection, Image Collections and Fieldwork Archives, Dumbarton Oaks.

Stairway to the Tower of Anemas, March 1937. 

An unidentified man crouches in a small passageway, peering into the Tower of Anemas. Light floods the chamber that Artamonoff approaches as he makes his way through dark, cramped passages.