Twenty-five of these field graves, which measure about 1 foot deep (some in natural niches or depressions in the rock), were discovered at five sites around Jerusalem: in Mamilla; on the western slope of Mt. Zion; on Ketef Hinnom; in Ramot; and near the Damascus Gate. See Ronny Reich, “The Ancient Burial Ground in the Mamilla Neighborhood, Jerusalem,” in Geva, Ancient Jerusalem Revealed, p. 117; Reich and Eli Shukron, “Jerusalem, Mamilla,” Excavations and Surveys in Israel 14 (1994), pp. 93–94; B. Bagatti and Jozef T. Milik, Gli Scavi del “Dominus Flevit” (Jerusalem: Franciscan Printing Press, 1958), vol. 1, p. 18, no. 425; Gabriel Barkay, “Excavations at Ketef Hinnom in Jerusalem,” in Geva, Ancient Jerusalem Revealed, p. 92; “Ramot” (in Hebrew) Hadashot Archeologiyot 67 (1981), p. 24; J.B. Hennessy, “Preliminary Report on the Excavations at the Damascus Gate, 1961–1964,” Levant 2 (1960), pp. 22–27.