For Greek deltos, dialectal daltos as loanwords from the Semitic for “(leaf of a) writing tablet,” see already Kurt Galling, “Tafel, Buch und Blatt,” in Near Eastern Studies in Honor of William Foxwell Albright (1971), p. 210–211; compare with Wolfgang Röllig, “Die nordwestsemitischen Schriftkulturen,” in Hartmut Günther and Otto Ludwig, eds., Writing and Its Use (New York: de Gruyter, 1994), pp. 503–510, esp. p. 504.