Biblical Archaeology Review

The Times, April 5, 1869; reproduced in John (“Rob Roy”) Macgregor, “‘Rob Roy’ on the Works at Jerusalem,” Palestine Exploration Fund Quarterly Statement (PEQSt.), 1869, p. 20.

Charles Wilson, Ordnance Survey of Jerusalem Made in the Years 1864 to 1865 (Southampton: Ordnance Survey Office, 1866), p. 44; SWP, Jerusalem, p. 220; S. Gibson and D.M. Jacobson, Below the Temple Mount: A Sourcebook on the Cisterns, Subterranean Chambers and Conduits of the Haram al-Sharif (Oxford: Tempus Reparatum, 1996), pp. 33–39.

SWP, Jerusalem, pp. 217–225.

Letter from Brian Lalor to the author, dated September 19, 2001.

Charles Warren, “Letter X: Progress of Works to 11th October, 1867”; “Letter XI: Jerusalem, October 12th, 1867,” Proceedings and Notes 1865–69, pp. 23–26.

Both of these have the archive number JER/WAR/62/4.

Warren, Underground Jerusalem, p. 317.

Josephus, Jewish Antiquities 15.410. Warren seems, initially, to have wavered in his interpretation because in The Recovery of Jerusalem he describes Robinson’s Arch as part of a bridge leading to the Upper City (See: Charles W. Wilson and Charles Warren, The Recovery of Jerusalem: A Narrative of Exploration and Discovery in the City and the Holy Land [London: Bentley, 1871], p. 310).

Warren, Underground Jerusalem 1876, p. 69.

Josephus, Jewish War 15.411-416.