41. These include texts both in hieratic and demotic ; some parts are also written in hieroglyphs. 42. Around the first century AD, the Coptic alphabet started to be used alongside the Demotic script. 43. Coptic and Demotic are grammatically closely related to Late Egyptian, which was written with Egyptian hieroglyphs. 44. However this demotic was far from the " vulgar grocers'language " of two centuries before. 45. Later period finds include 400 Demotic and Greek ostraca from a 2nd 1st century BC mercenary garrison. 46. Many Demotic Greek names were also replaced by a Katharevousa Greek form, usually different only morphologically. 47. Spiegelberg made important contributions towards the deciphering of Demotic script and in the field of Demotic lexicography. 48. Spiegelberg made important contributions towards the deciphering of Demotic script and in the field of Demotic lexicography. 49. Yet it is difficult to reconcile this demotic vision with the authoritative role courted by this very dictionary. 50. Instead, the adapted demotic grapheme, which normally stands for, is used to express either sound.