Survey of Western Palestine: Jerusalem Volume (SWP, Jerusalem) (London: Palestine Exploration Fund, 1884), pp. 176–183. The arch fragment was named after the American theologian, Edward Robinson, who had first drawn attention to it, believing that it had formed part of the bridge leading from Herod’s Temple to the Upper City, mentioned by Josephus [E. Robinson and E. Smith, Biblical Researches in Palestine, and in the Adjacent Regions. A Journal of Travels in the Year 1838, 2 volumes (London: 1841), vol. 1, p. 238 and pp. 287–288; Josephus, Jewish War, 6.325; Jewish Antiquities 15.410].