Cross has defined “Late Herodian” as 20 C.E. to 68 C.E.; see “The Development of the Jewish Scripts,” in The Bible and the Ancient Near East: Essays in Honor of William Foxwell Albright, ed. G. Ernest Wright (Garden City, NY: Doubleday, 1961), pp. 133–202, esp. 173–181. See also his excursus dating the Copper Document in Maurice Baillet, J.T. Milik and Roland de Vaux, Les ‘petites grottes’ de Qumrân, Discoveries in the Judaean Desert (DJD) 3 (Oxford: Clarendon, 1962), pp. 217–221.